Our product has novel design, simple installment, good expansion, quakeproof, heat resistance, and does not affect the original vehicle V8 Main function: 1.GPS Guidance 2.Multimedia Entertainment 3.Wireless Internet 4.Mobile Communication 5.Video Rearview system 6.Movable office 7.Touch screen(Optional) 8.Car TV 9.DV 10.Large capacity storing game 12.Receiving and Sending FAX 13.Window Ce System 14.Car Telephone 15.Bluetooth Telephone 16.Independent player Main Performance: 1.HDD:40G/80G 2.RAM:DVD-CD/R 3.USB:6 USB 2.0 connect 4.Ampllfler:4*45W 5.Low sound output 6.Video signal input 7.Rearview 8.Touchable OSD menu 9.Touchable menu 10.AM/FM Radio 11.Savable 40 channels 12.Many kinds of EQ sound choices 13.7' high bright LCD monitor 14.Standard 2DIN 15.Full function control 16 Mute