Like new LSI inferential e stim. 2 separate generators in one unit. I’ve bought this new. You can do 2 patients at the same time, or 2 body area’s at the same time. Total of 8 leads, Has patient safety kill switch cords multiple frequency. Comes with training video, and all manuals, has a wall mount that you can snap the unit into, or take it off for table use. I’m selling just because I’m retiring and hate to see this not be used. No reasonable offer will be turned down. FREE SHIPPING IN THE USA.