Size: 78 inch Material: Aluminum Honeycomb Panel Frame Color: Creamy-White or Black Induction Technology: Infrared Induction Writing Way: Pointer or Finger or pen Resolution: 4096*4096 Cursor Speed: 150 Dots/Second Current Consumption: <80 mA Power Consumption: <0.5W, working under USB-5V. PC Interface: USB Active Input Area (mm): 1632*1145 Working Temperature: -10-45 °C Working Humidity: 10-98% Storage Temperature: -40-50 °C Storage Temperature: 10-98% Supported System: Win9X/ME/2000/XP/Vista/7