1.LED: 9.7 inch LG LCD 1024*768 2.OS:Andriod 3.3G, WIFI,HDMI, ... front(2Million) and back(3Million)ButtonStandard buttons for Android systemHome,Menu,Back,Power,Volume,Lock,Reset.BatteryGP ... 2, VC-1, MJPEG, MPRG, Avi, mp4.SensorG-sensor360°Gravity Acceleration Sensor Size255mm*192.8mm*13.9mm 9.7" inch Android 2.2 ... muilt-touch screen tablet pc/UMPC/PAD/MID