... 1.Infrared technology 2.Accurate synchronization with computer 3.Driver-free 4.Modular design,easy maintenance 5,CE FCC, iBoard Touch ... the touchpad of laptopAny opaque objects can work on the touch screen, including fingersModular design, Dust & water Proof, ... Support multi-touch and hand-gesture recognitionFree resources in iBoard website "IBOARD 42'inch wall-mounted digital computer,IR touch screen ...