55 inch multi IR Touch Screen Panel 20 touch points Infrared Touch Screen Frame

49 inch USB IR touch screen / panel, 20 points IR touch frame, IR touch overlay

43 inch 20points USB multi ir touch frame,ir touch panel overlay for LCD monitor

46 Inch Truely 20 Points Infrared Multi Touch Screen Overlay/IR Touch Panel Kit

40'' Multi-touch IR touch frame,20 points IR touch screen overlay kit

60 inch 20 points IR interactive Multi Touch Screen Panel/frame/overlay with USB

43 inch 20 points USB IR Multi touch screen overlay without glass

BNC analog signal multiplexer