... window, advertisement, home TV, military etc IWB LCD Interactive Whiteboard TV Features:* Infrared technology* Water pen, finger handwrite ... touch, Multi-touch, hand gesture recognizable, drag, draw-line, rotate, zoom in/out* Long lifetime: 11years, above ... Video recording and PlaybackTang Hftouch LCD Interactive Whiteboard Software Language list: LCD Interactive Whiteboard TV Specification: Fit in ...