... Android 2.1 OS,you can connect with broadband wireless internet and operate various software such as Office,google ... )7"-100"Project distance17.8cm to 300cmOperationOperationTouch pad;Remote control;Wireless mouse and keyboardInterfaceUSB2.0 input,VGA Port, DC port, Micro ... cable, AV adapter, VGA cable, Tri-pod Optional:Wireless keyboard and mouse;mini screen;Back up battery;portable speaker;mini bag ...