1. IR multi touch 2.OS: windows 7, xp, linux . 3.Material: Aluminum, 4.New Software:excel, translate,etc 5 Speed: ... ,it would be no language problem for using interactve whiteboard 3.Technology: infrared induction technology (with finger touch sensitive screen) 1 ... °CWorking Humidity10-98%Storage Temperature-40-50°CStorage Humidity10-98% 102 Infrared Multi Touch Smart Pen Tray Electronic Board