Ltpgtthe multi tens is an exciting new product from verity medical digital dual channel tens and nms device for pain relief and muscles rehabilitationltpgtltpgtrun 2 programmes at once ability to run two different tens programmes at the same time which allows you to run a combination of high and low frequency pain relief treatments on two areas at the same time for example you can use channel 1 to release pain relieving endorphins in the area of where the pain occurs at the