Technology:Infrared Multitouch Writing Tools:Pen or Finger Display Area:54 inch Active input Area:56 inch Resolution:800x600,1024x768,1280x1024 Scanning Speed:25 ms for the first dot, 8 ms for the continuous dot Cursor Speed:120 dot/second Screen Size:56 inch Data Port:USB Unit Dimension:1830x1295x50mm (WxHxD) Operating System:Windows 98/2000/xp/7 Acessories:Three writing pens and one eraser/Stand