{"product_id":"tens-ems-4-channel-rechargeable","title":"iStim EV-906 Rechargeable 4-Channel TENS\/EMS Unit—24-Pad Kit","description":"\u003ch1\u003eiStim EV-906 Rechargeable 4-Channel TENS and EMS Unit\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eEV-906\u003c\/strong\u003e is a rechargeable, four-channel electrotherapy device that combines TENS sensory stimulation and EMS muscle stimulation in one portable system.\u003c\/p\u003e\n\u003cp\u003eIts four independently controlled output channels support up to four electrode pairs, or eight electrodes, during one treatment session. This gives the EV-906 greater placement flexibility than a standard dual-channel unit when a user needs bilateral stimulation, broader coverage, or multiple electrode-pair arrangements.\u003c\/p\u003e\n\u003cp\u003eThe EV-906 platform provides five adjustable TENS patterns and three adjustable EMS modes. Users can also control pulse rate, pulse width, intensity, treatment time, and—in EMS programming—ramp, contraction, and relaxation timing. The documented platform includes two treatment timers and a compliance meter that stores treatment-use records.\u003c\/p\u003e\n\u003cp\u003eIncludes 24 reusable electrodes in 2 × 2-inch and 2 × 4-inch sizes, four lead-wire sets, an instruction manual, and USB charging equipment.\u003c\/p\u003e\n\u003ch2\u003eProduct Highlights\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eRechargeable TENS and EMS combination device\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFour isolated output channels\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUp to eight electrodes connected at one time\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIndependent intensity adjustment for each channel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFive adjustable TENS modes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThree adjustable EMS modes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePulse rate adjustable from 2–150 Hz\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePulse width adjustable from 50–300 microseconds\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEMS ramp adjustable from 1–8 seconds\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEMS contraction time adjustable from 2–90 seconds\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEMS relaxation time adjustable from 0–90 seconds\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSeparate treatment timers for Channels 1–2 and Channels 3–4\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTreatment time adjustable from 1–60 minutes or continuous operation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompliance meter storing up to 60 sessions and 999 total treatment hours\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRechargeable lithium-battery configuration\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFour lead-wire sets\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e24 reusable electrodes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFDA 510(k)-cleared over-the-counter TENS\/EMS device\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOne-year limited manufacturer warranty\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe electrical specifications, modes, timers, and compliance-record capacity are documented in the EV-906 platform manual. The rechargeable configuration is covered by FDA clearance K201335.\u003c\/p\u003e\n\u003ch2\u003eEV-906 Quick Product Summary\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eProduct Detail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct\u003c\/td\u003e\n\u003ctd\u003eEV-906\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice type\u003c\/td\u003e\n\u003ctd\u003eRechargeable TENS and EMS combination stimulator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBalego SKU\u003c\/td\u003e\n\u003ctd\u003eEV-906\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannels\u003c\/td\u003e\n\u003ctd\u003eFour isolated output channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum electrode setup\u003c\/td\u003e\n\u003ctd\u003eEight electrodes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModalities\u003c\/td\u003e\n\u003ctd\u003eTENS and EMS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdjustable TENS modes\u003c\/td\u003e\n\u003ctd\u003eBurst, Normal, Modulation, SD1, and SD2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdjustable EMS modes\u003c\/td\u003e\n\u003ctd\u003eConstant, Synchronous and Alternate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePulse-rate range\u003c\/td\u003e\n\u003ctd\u003e2–150 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePulse-width range\u003c\/td\u003e\n\u003ctd\u003e50–300 µs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEMS ramp\u003c\/td\u003e\n\u003ctd\u003e1–8 seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEMS contraction time\u003c\/td\u003e\n\u003ctd\u003e2–90 seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEMS relaxation time\u003c\/td\u003e\n\u003ctd\u003e0–90 seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTreatment timers\u003c\/td\u003e\n\u003ctd\u003eTwo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTimer range\u003c\/td\u003e\n\u003ctd\u003e1–60 minutes or continuous\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum listed amplitude\u003c\/td\u003e\n\u003ctd\u003eUp to 100 mA peak into a 500-ohm load per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWaveform\u003c\/td\u003e\n\u003ctd\u003eAsymmetrical biphasic square pulse\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompliance records\u003c\/td\u003e\n\u003ctd\u003e60 treatment records\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum recorded treatment time\u003c\/td\u003e\n\u003ctd\u003e999 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower\u003c\/td\u003e\n\u003ctd\u003eRechargeable lithium-battery configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded lead wires\u003c\/td\u003e\n\u003ctd\u003eFour\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent included pads\u003c\/td\u003e\n\u003ctd\u003e24\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded pad sizes\u003c\/td\u003e\n\u003ctd\u003e2 × 2 inches and 2 × 4 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFDA status\u003c\/td\u003e\n\u003ctd\u003eOver-the-counter Class II device; 510(k) cleared\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFDA clearance\u003c\/td\u003e\n\u003ctd\u003eK201335\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003eOne-year limited warranty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eWhat Does Four-Channel TENS\/EMS Mean?\u003c\/h2\u003e\n\u003cp\u003eEach EV-906 channel controls one lead wire and one pair of electrodes.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth align=\"right\"\u003eActive channels\u003c\/th\u003e\n\u003cth align=\"right\"\u003eElectrode count\u003c\/th\u003e\n\u003cth\u003eTypical setup capability\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd align=\"right\"\u003eOne\u003c\/td\u003e\n\u003ctd align=\"right\"\u003eTwo electrodes\u003c\/td\u003e\n\u003ctd\u003eSmall or focused treatment region\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"right\"\u003eTwo\u003c\/td\u003e\n\u003ctd align=\"right\"\u003eFour electrodes\u003c\/td\u003e\n\u003ctd\u003eOne broader region or bilateral placement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"right\"\u003eThree\u003c\/td\u003e\n\u003ctd align=\"right\"\u003eSix electrodes\u003c\/td\u003e\n\u003ctd\u003eMultiple muscles or expanded coverage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"right\"\u003eFour\u003c\/td\u003e\n\u003ctd align=\"right\"\u003eEight electrodes\u003c\/td\u003e\n\u003ctd\u003eBroad, bilateral, or multi-pair placement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eFour channels do not automatically produce a stronger treatment. The principal advantage is \u003cstrong\u003egreater placement flexibility\u003c\/strong\u003e. Each channel’s intensity remains independently adjustable, allowing the output to be adapted to differences in electrode size, skin resistance, body location, and user tolerance. The EV-906 has four channels and supports up to eight electrodes. \u003c\/p\u003e\n\u003ch2\u003eTENS and EMS Are Different Modalities\u003c\/h2\u003e\n\u003cp\u003eTENS and EMS both use electrical pulses delivered through skin electrodes, but they are intended to create different responses.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eTENS\u003c\/th\u003e\n\u003cth\u003eEMS \/ NMES\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary target\u003c\/td\u003e\n\u003ctd\u003eSensory nerves\u003c\/td\u003e\n\u003ctd\u003eMotor nerves and muscle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntended response\u003c\/td\u003e\n\u003ctd\u003eTingling, buzzing, tapping, or pulsing\u003c\/td\u003e\n\u003ctd\u003eVisible or palpable muscle contraction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMain purpose\u003c\/td\u003e\n\u003ctd\u003eTemporary pain-modulation support\u003c\/td\u003e\n\u003ctd\u003eHealthy-muscle stimulation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical intensity\u003c\/td\u003e\n\u003ctd\u003eStrong but comfortable sensory stimulation\u003c\/td\u003e\n\u003ctd\u003eStrong enough for a controlled contraction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVisible movement\u003c\/td\u003e\n\u003ctd\u003eUsually not expected\u003c\/td\u003e\n\u003ctd\u003eExpected\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProgramming focus\u003c\/td\u003e\n\u003ctd\u003eContinuous, burst, or modulated pulses\u003c\/td\u003e\n\u003ctd\u003eRamp and contraction\/rest cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrode placement\u003c\/td\u003e\n\u003ctd\u003eAround or near the symptomatic area\u003c\/td\u003e\n\u003ctd\u003eOver the target muscle and motor-point region\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eRead \u003ca href=\"https:\/\/www.balego.com\/blogs\/which-modalities-to-use\/tens-vs-nmes\"\u003eTENS vs. NMES: Differences, Uses, and Device Selection\u003c\/a\u003e for a more detailed explanation.\u003c\/p\u003e\n\u003ch2\u003eFive Adjustable TENS Modes\u003c\/h2\u003e\n\u003cp\u003eThe EV-906 platform includes five manually adjustable TENS patterns.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eTENS mode\u003c\/th\u003e\n\u003cth\u003eOutput pattern\u003c\/th\u003e\n\u003cth\u003eGeneral sensation\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNormal\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eContinuous output at the selected rate and width\u003c\/td\u003e\n\u003ctd\u003eSteady tingling or tapping\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBurst\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGroups pulses into repeating bursts\u003c\/td\u003e\n\u003ctd\u003eMore pronounced rhythmic pulsing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModulation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAutomatically varies pulse rate and pulse width\u003c\/td\u003e\n\u003ctd\u003eChanging or wave-like stimulation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSD1\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eModulates pulse width and intensity over a 40% range\u003c\/td\u003e\n\u003ctd\u003eGradually changing stimulation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSD2\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eModulates pulse width and intensity over a 70% range\u003c\/td\u003e\n\u003ctd\u003eGreater variation than SD1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eNormal, Modulation, SD1, and SD2 permit adjustment of pulse rate and pulse width within the device’s available ranges. Burst mode uses a fixed 100 Hz internal pulse frequency with an adjustable burst rate from approximately 0.5–5 Hz.\u003c\/p\u003e\n\u003cp\u003eFor additional mode guidance, read \u003ca href=\"https:\/\/www.balego.com\/blogs\/tens-guides\/what-the-five-tens-modes-burst-normal-modulation-sd1-and-sd2-are-used-for\"\u003eWhat the Five TENS Modes Are Used For\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2\u003eThree Adjustable EMS Modes\u003c\/h2\u003e\n\u003cp\u003eThe EV-906 provides three EMS programming patterns.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eEMS mode\u003c\/th\u003e\n\u003cth\u003eHow the channels operate\u003c\/th\u003e\n\u003cth\u003ePractical distinction\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConstant\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eContinuous stimulation using the selected settings\u003c\/td\u003e\n\u003ctd\u003eDoes not use repeated contraction\/rest cycling\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSynchronous\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eActive channels contract at the same time\u003c\/td\u003e\n\u003ctd\u003eUseful for simultaneous or bilateral contractions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAlternate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eChannel groups take turns\u003c\/td\u003e\n\u003ctd\u003eUseful for alternating or reciprocal stimulation patterns\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEMS timing controls\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth align=\"right\"\u003eAdjustable range\u003c\/th\u003e\n\u003cth\u003ePurpose\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRamp\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e1–8 seconds\u003c\/td\u003e\n\u003ctd\u003eGradually raises and lowers the contraction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOn time\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e2–90 seconds\u003c\/td\u003e\n\u003ctd\u003eDetermines contraction duration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOff time\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e0–90 seconds\u003c\/td\u003e\n\u003ctd\u003eProvides muscle-rest time\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePulse rate\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e2–150 Hz\u003c\/td\u003e\n\u003ctd\u003eInfluences pulse speed and contraction character\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePulse width\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e50–300 µs\u003c\/td\u003e\n\u003ctd\u003eInfluences recruitment and perceived strength\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTreatment time\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e1–60 minutes or continuous\u003c\/td\u003e\n\u003ctd\u003eControls the total session\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eIn synchronous mode, the contraction time must be long enough to accommodate ramp-up and ramp-down. In alternate mode, the manual specifies that relaxation time should be at least as long as contraction time.\u003c\/p\u003e\n\u003ch2\u003eTwo Treatment Timers\u003c\/h2\u003e\n\u003cp\u003eThe EV-906 divides its four channels into two timer groups.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eTimer\u003c\/th\u003e\n\u003cth\u003eControlled channels\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eLeft timer\u003c\/td\u003e\n\u003ctd\u003eChannels 1 and 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRight timer\u003c\/td\u003e\n\u003ctd\u003eChannels 3 and 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eEach timer can be adjusted from 1–60 minutes or placed into continuous operation where permitted by the selected program. This allows the two channel groups to run for different lengths of time during the same modality session.\u003c\/p\u003e\n\u003cp\u003eThe dual timers do not mean that the device can operate TENS on one group and EMS on the other simultaneously. The selected modality applies across the session.\u003c\/p\u003e\n\u003ch2\u003eTreatment-Use Compliance Meter\u003c\/h2\u003e\n\u003cp\u003eThe EV-906 platform includes a compliance meter that can store:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eUp to 60 individual operation records\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUp to 999 total treatment hours\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis feature may be useful for reviewing whether the device was operated and for approximately how long. It does not independently document electrode placement, clinical response, treatment quality, or whether the correct settings were selected.\u003c\/p\u003e\n\u003ch2\u003eRechargeable Battery Configuration\u003c\/h2\u003e\n\u003cp\u003eThe EV-906 is a rechargeable unit and includes USB charging equipment. FDA clearance K201335 specifically covers lithium-battery-powered EV-906 and EV-906A models. \u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eRechargeable feature\u003c\/th\u003e\n\u003cth\u003ePractical benefit\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBuilt-in rechargeable power\u003c\/td\u003e\n\u003ctd\u003eReduces dependence on disposable AA batteries\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSB charging equipment\u003c\/td\u003e\n\u003ctd\u003eAllows the unit to be charged between sessions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLow-battery indicator\u003c\/td\u003e\n\u003ctd\u003eSignals when power is becoming depleted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePortable construction\u003c\/td\u003e\n\u003ctd\u003eSupports home, clinic, or athletic-training use\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBelt-clip design\u003c\/td\u003e\n\u003ctd\u003eHelps carry the device when movement is safe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eThe EV-906 is rechargeable, but it is \u003cstrong\u003enot wireless\u003c\/strong\u003e. Four lead wires connect the device to the electrode pads.\u003c\/p\u003e\n\u003cp\u003eDo not operate it while charging unless the instructions packaged with the current unit expressly permit use during charging.\u003c\/p\u003e\n\u003ch2\u003eWhat Comes With the EV-906?\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eIncluded item\u003c\/th\u003e\n\u003cth align=\"right\"\u003eQuantity\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eEV-906 TENS\/EMS combination unit\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReusable electrode pads\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e24\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePad styles\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e2 × 2-inch and 2 × 4-inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLead-wire sets\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSB charger set\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstruction manual\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eHow to Set Up the EV-906\u003c\/h2\u003e\n\u003ch3\u003e1. Charge the unit\u003c\/h3\u003e\n\u003cp\u003eCharge the rechargeable battery using the supplied equipment before initial use.\u003c\/p\u003e\n\u003ch3\u003e2. Set all channel intensities to zero\u003c\/h3\u003e\n\u003cp\u003eConfirm that Channels 1–4 are at zero before connecting wires or applying electrodes.\u003c\/p\u003e\n\u003ch3\u003e3. Connect the lead wires\u003c\/h3\u003e\n\u003cp\u003eInsert one lead wire into each channel that will be used.\u003c\/p\u003e\n\u003ch3\u003e4. Connect the electrode pads\u003c\/h3\u003e\n\u003cp\u003eAttach two pads to each active lead wire before placing them on the skin.\u003c\/p\u003e\n\u003ch3\u003e5. Prepare the treatment area\u003c\/h3\u003e\n\u003cp\u003eApply electrodes only to clean, dry, intact skin. Remove lotion, oil, perspiration, and dirt that could interfere with adhesion.\u003c\/p\u003e\n\u003ch3\u003e6. Position the electrodes\u003c\/h3\u003e\n\u003cp\u003eFor TENS, pads are generally positioned around or near the intended treatment area.\u003c\/p\u003e\n\u003cp\u003eFor EMS, place them over the target muscle and appropriate motor-point region so that the intended muscle contracts.\u003c\/p\u003e\n\u003ch3\u003e7. Select TENS or EMS\u003c\/h3\u003e\n\u003cp\u003eChoose the modality that matches the intended goal.\u003c\/p\u003e\n\u003ch3\u003e8. Select the operating mode\u003c\/h3\u003e\n\u003cp\u003eChoose one of the five TENS modes or three EMS modes.\u003c\/p\u003e\n\u003ch3\u003e9. Adjust the parameters\u003c\/h3\u003e\n\u003cp\u003eDepending on the selected mode, set the following:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003ePulse rate\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePulse width\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRamp time\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eContraction time\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRelaxation time\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCH1–CH2 timer\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCH₃–CH₄ timer\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e10. Increase each channel separately\u003c\/h3\u003e\n\u003cp\u003eRaise one channel at a time until the desired TENS sensation or EMS contraction is reached.\u003c\/p\u003e\n\u003ch3\u003e11. Monitor the session\u003c\/h3\u003e\n\u003cp\u003eReduce or stop the output for pain, burning, sharpness, uncontrolled movement, rapid fatigue, worsening symptoms, dizziness, or another unexpected reaction.\u003c\/p\u003e\n\u003ch3\u003e12. Turn all channels down before removal\u003c\/h3\u003e\n\u003cp\u003eReturn all channel intensities to zero and turn off the device before removing or repositioning electrodes.\u003c\/p\u003e\n\u003ch2\u003eWhat Should TENS Feel Like?\u003c\/h2\u003e\n\u003cp\u003eTENS commonly produces the following:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eTingling\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBuzzing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTapping\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRhythmic pulsing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eA changing sensation in modulation modes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe stimulation should be strong and clearly noticeable while remaining comfortable. Conventional sensory TENS generally should not create a forceful muscle contraction.\u003c\/p\u003e\n\u003ch2\u003eWhat Should EMS Feel Like?\u003c\/h2\u003e\n\u003cp\u003eEMS begins with an electrical sensation and rises until the target muscle contracts.\u003c\/p\u003e\n\u003cp\u003eA programmed EMS cycle may feel like\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cp\u003eThe stimulation rises gradually.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThe muscle tightens.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThe contraction is maintained.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThe output gradually declines.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThe muscle rests.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThe sequence repeats.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eThe contraction should be controlled and tolerable—not sharp, burning, or painful.\u003c\/p\u003e\n\u003ch2\u003eEV-906 vs. EV-805\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eiStim EV-906\u003c\/th\u003e\n\u003cth\u003e\u003ca href=\"https:\/\/www.balego.com\/products\/tens-nmes-4-channel-rechargeable\"\u003eiStim EV-805\u003c\/a\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannels\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum electrode setup\u003c\/td\u003e\n\u003ctd\u003e8 pads\u003c\/td\u003e\n\u003ctd\u003e8 pads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModalities\u003c\/td\u003e\n\u003ctd\u003eTENS and EMS\u003c\/td\u003e\n\u003ctd\u003eTENS and EMS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdjustable TENS modes\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdjustable EMS modes\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent retailer program claim\u003c\/td\u003e\n\u003ctd\u003e30 presets; verification recommended\u003c\/td\u003e\n\u003ctd\u003e24 presets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTreatment timers\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompliance meter\u003c\/td\u003e\n\u003ctd\u003eDocumented on EV-906 platform\u003c\/td\u003e\n\u003ctd\u003eConfirm current EV-805 manual\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRechargeable\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent included pad count\u003c\/td\u003e\n\u003ctd\u003e24\u003c\/td\u003e\n\u003ctd\u003e24\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePad styles listed\u003c\/td\u003e\n\u003ctd\u003e2 types\u003c\/td\u003e\n\u003ctd\u003e3 types\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMain positioning\u003c\/td\u003e\n\u003ctd\u003eEstablished, manually adjustable EV-906 platform\u003c\/td\u003e\n\u003ctd\u003eBacklit 24-program four-channel kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eBoth are rechargeable four-channel TENS\/EMS systems with large accessory packages. The clearest verified EV-805 distinction is its current 24-program listing and three included pad styles. The EV-906 platform has well-documented manual programming and compliance-record functions, with 30 programs.\u003c\/p\u003e\n\u003ch2\u003eWhich Balego Device Is the Best Fit?\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBuyer priority\u003c\/th\u003e\n\u003cth\u003eRecommended option\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRechargeable four-channel TENS and EMS\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/www.balego.com\/products\/tens-ems-ev-906-4-channel-rechargeable\"\u003eiStim EV-906\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRechargeable four-channel TENS\/EMS with a verified 24-program package\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/www.balego.com\/products\/tens-nmes-4-channel-rechargeable\"\u003eiStim EV-805\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDedicated pain-focused TENS\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/www.balego.com\/products\/balego-tens-digital-edition-unit-with-100ma-output-and-5-modes\"\u003eBalego TENS Digital Edition\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDedicated muscle-focused NMES\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/www.balego.com\/products\/nmes-muscle-stimulator\"\u003eBalego EMS Digital NMES Stimulator\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eFDA-Cleared Intended Use\u003c\/h2\u003e\n\u003cp\u003eThe rechargeable EV-906 and EV-906A were cleared under FDA 510(k) K201335 for over-the-counter use.\u003c\/p\u003e\n\u003ch3\u003eTENS function\u003c\/h3\u003e\n\u003cp\u003eThe cleared TENS indication is temporary relief of pain associated with sore and aching muscles in the following:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eThe low back\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThe arms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThe legs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe labeling associates that discomfort with strain from exercise or normal household and work activities.\u003c\/p\u003e\n\u003ch3\u003eEMS function\u003c\/h3\u003e\n\u003cp\u003eThe cleared EMS indication is stimulation of healthy muscles to improve or facilitate muscle performance.\u003c\/p\u003e\n\u003cp\u003eThe product page should not state or imply that the EV-906:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eCures chronic pain\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTreats arthritis itself\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRepairs injured muscles\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eReverses nerve damage\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePrevents blood clots\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTreats paralysis\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eReplaces exercise or physical therapy\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProduces permanent pain relief\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSafety Information\u003c\/h2\u003e\n\u003cp\u003eDo not use the EV-906 with a cardiac pacemaker, implanted defibrillator, or another implanted electronic device without specific medical and device-manufacturer guidance.\u003c\/p\u003e\n\u003cp\u003eDo not apply stimulation:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eAcross the chest\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThrough the head\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOver the eyes or mouth\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOn the front or sides of the neck\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOver the carotid sinus\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOver broken, infected, or significantly irritated skin\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhere an involuntary muscle contraction could create an injury\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIn another location prohibited by the current manual\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eObtain professional guidance before use in the presence of pregnancy, epilepsy, heart disease, recent surgery, impaired sensation, a bleeding tendency following trauma or fracture, or undiagnosed or changing pain.\u003c\/p\u003e\n\u003cp\u003eDo not use the device while driving, operating machinery, bathing, swimming, or participating in an activity in which an unexpected contraction could be hazardous.\u003c\/p\u003e\n\u003ch2\u003eElectrode Care\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eCare step\u003c\/th\u003e\n\u003cth\u003eWhy it matters\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eApply to clean, dry skin\u003c\/td\u003e\n\u003ctd\u003eSupports adhesion and even current delivery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAvoid touching the hydrogel\u003c\/td\u003e\n\u003ctd\u003eHelps preserve reusable tack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRemove pads from one edge\u003c\/td\u003e\n\u003ctd\u003eProtects the wire and connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReturn pads to their liners\u003c\/td\u003e\n\u003ctd\u003eReduces drying between sessions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStore pads in a sealed bag\u003c\/td\u003e\n\u003ctd\u003eProtects the gel from air and contamination\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKeep pads away from excessive heat\u003c\/td\u003e\n\u003ctd\u003eHelps preserve the adhesive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDo not share electrodes\u003c\/td\u003e\n\u003ctd\u003eSupports hygienic single-patient use\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReplace worn electrodes\u003c\/td\u003e\n\u003ctd\u003eReduces sharp or uneven stimulation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eReplace a pad when it no longer adheres, develops curled edges, becomes dry or contaminated, produces concentrated stinging, or has a damaged connector.\u003c\/p\u003e\n\u003ch2\u003eTroubleshooting\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eProblem\u003c\/th\u003e\n\u003cth\u003ePossible cause\u003c\/th\u003e\n\u003cth\u003eSuggested response\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eNo stimulation\u003c\/td\u003e\n\u003ctd\u003eIntensity is at zero or a connection is incomplete\u003c\/td\u003e\n\u003ctd\u003eCheck the active channel, wire, and pad connections\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOne channel does not work\u003c\/td\u003e\n\u003ctd\u003eLoose or damaged lead wire\u003c\/td\u003e\n\u003ctd\u003eReconnect or replace the affected lead\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeak stimulation\u003c\/td\u003e\n\u003ctd\u003eLow battery or poor electrode contact\u003c\/td\u003e\n\u003ctd\u003eRecharge the unit and inspect the pads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSharp or burning sensation\u003c\/td\u003e\n\u003ctd\u003eDry gel or a lifted pad edge\u003c\/td\u003e\n\u003ctd\u003eTurn off and reposition or replace the pad\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOne side feels stronger\u003c\/td\u003e\n\u003ctd\u003eDifferent skin resistance or placement\u003c\/td\u003e\n\u003ctd\u003eAdjust each channel independently\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWrong muscle contracts\u003c\/td\u003e\n\u003ctd\u003eIncorrect EMS electrode placement\u003c\/td\u003e\n\u003ctd\u003eTurn off and reposition over the intended muscle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMuscle fatigues rapidly\u003c\/td\u003e\n\u003ctd\u003eExcessive output or inadequate rest time\u003c\/td\u003e\n\u003ctd\u003eStop and review the EMS settings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSettings will not change\u003c\/td\u003e\n\u003ctd\u003eA safety lock may have engaged\u003c\/td\u003e\n\u003ctd\u003eFollow the current manual’s unlock procedure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSkin remains irritated\u003c\/td\u003e\n\u003ctd\u003eSensitivity, excessive output, or worn electrodes\u003c\/td\u003e\n\u003ctd\u003eStop use until the skin has recovered\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThe device will not charge\u003c\/td\u003e\n\u003ctd\u003eCharging cable, adapter, or battery problem\u003c\/td\u003e\n\u003ctd\u003eStop using damaged accessories and contact support\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eIs the EV-906 a TENS unit or an EMS unit?\u003c\/h3\u003e\n\u003cp\u003eIt is both. The device includes sensory-level TENS modes and contraction-based EMS modes.\u003c\/p\u003e\n\u003ch3\u003eHow many channels does the EV-906 have?\u003c\/h3\u003e\n\u003cp\u003eIt has four independent output channels.\u003c\/p\u003e\n\u003ch3\u003eHow many electrodes can be used at once?\u003c\/h3\u003e\n\u003cp\u003eUp to eight electrodes can be connected—two for each channel.\u003c\/p\u003e\n\u003ch3\u003eIs the EV-906 rechargeable?\u003c\/h3\u003e\n\u003cp\u003eYes. It has a rechargeable lithium-battery model supplied with USB charging equipment.\u003c\/p\u003e\n\u003ch3\u003eIs it wireless?\u003c\/h3\u003e\n\u003cp\u003eNo. Four lead-wire sets connect the unit to the electrodes.\u003c\/p\u003e\n\u003ch3\u003eWhat TENS modes are included?\u003c\/h3\u003e\n\u003cp\u003eBurst, Normal, Modulation, SD1, and SD2.\u003c\/p\u003e\n\u003ch3\u003eWhat EMS modes are included?\u003c\/h3\u003e\n\u003cp\u003eConstant, Synchronous, and Alternate.\u003c\/p\u003e\n\u003ch3\u003eDoes the EV-906 have preset programs?\u003c\/h3\u003e\n\u003cp\u003eIt has 30 programs. \u003c\/p\u003e\n\u003ch3\u003eDoes the EV-906 have adjustable settings?\u003c\/h3\u003e\n\u003cp\u003eYes. The platform allows adjustment of pulse rate, pulse width, intensity, EMS ramp, contraction time, relaxation time, and treatment time.\u003c\/p\u003e\n\u003ch3\u003eWhat is the pulse-rate range?\u003c\/h3\u003e\n\u003cp\u003eThe documented range is 2–150 Hz.\u003c\/p\u003e\n\u003ch3\u003eWhat is the pulse-width range?\u003c\/h3\u003e\n\u003cp\u003eThe documented range is 50–300 microseconds.\u003c\/p\u003e\n\u003ch3\u003eDoes it have separate timers?\u003c\/h3\u003e\n\u003cp\u003eYes. One timer controls Channels 1–2, and another controls Channels 3–4.\u003c\/p\u003e\n\u003ch3\u003eWhat is the timer range?\u003c\/h3\u003e\n\u003cp\u003eEach timer can be adjusted from 1 to 60 minutes or continuous operation.\u003c\/p\u003e\n\u003ch3\u003eDoes it store treatment-use information?\u003c\/h3\u003e\n\u003cp\u003eYes. The platform stores up to 60 records and 999 total hours.\u003c\/p\u003e\n\u003ch3\u003eHow many electrodes are included?\u003c\/h3\u003e\n\u003cp\u003e24 pads in 2 × 2-inch and 2 × 4-inch sizes.\u003c\/p\u003e\n\u003ch3\u003eIs the EV-906 FDA approved?\u003c\/h3\u003e\n\u003cp\u003eThe correct term is \u003cstrong\u003e\"FDA 510(k) cleared,\"\u003c\/strong\u003e not \"FDA approved.\"\u003c\/p\u003e\n\u003ch3\u003eCan TENS and EMS run simultaneously?\u003c\/h3\u003e\n\u003cp\u003eThe device offers both modalities, but the selected operating mode is either TENS or EMS. Do not claim simultaneous TENS and EMS operation unless the exact current manual expressly supports it.\u003c\/p\u003e\n\u003ch2\u003eFinal Product Summary\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eEV-906 Rechargeable 4-Channel TENS\/EMS Unit\u003c\/strong\u003e is best suited to buyers who want the following:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eFour independent stimulation channels\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUp to eight electrodes in one setup\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBoth TENS and EMS\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDetailed manual parameter adjustment\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTwo treatment timers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompliance tracking\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRechargeable battery power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFour included lead wires\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eA large 24-pad starter package\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"iStim","offers":[{"title":"Default Title","offer_id":48841393766655,"sku":"EV-906","price":125.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0752\/0570\/5983\/files\/TENS-EMS-EV-906-4-CHANNEL-Rechargeable.webp?v=1784176895","url":"https:\/\/balego-stores.myshopify.com\/products\/tens-ems-4-channel-rechargeable","provider":"Balego","version":"1.0","type":"link"}