... FunctionTwo Video InputRear view FunctionUSB PortDVD-ROM(option 58USD)Touchscreen,Bluetooth, GPS Navigation, Wireless internet, Mobile Office, NVIDIA MCP7A ... Linux Ubuntu 7.1 (with Device Driver)Built-in bluetooth IEEE802.15 ITPS Car Intelligent Power ControlOperate System: ... Support ROM CDRW/DVD Combo or DVD SuperMulti Drive Bluetooth v1.2inside Wireless Lan 802.11G Built InoptionGPSinside ...