... , to be cut of meeting customer’s requirement..LCD Multi Touch interactive whiteboard features:* Infrared technology* Water pen, ... No correction, drive-free. Easy maintenance* Single-point touch, Multi-touch, hand gesture recognizable, drag, draw-line, rotate, zoom ... 2mmDriveDrive-freeFirmwareUpgrade (hand gesture recognition from single-point to multi-point)OS systemWindows 7/ Windows XP/ Windows 2000/ ...