System functions: Car DVD, TV, Radio, 4??0amplifier, with CD??changer, car backing radar, rearview camera, AV input, GPS??and external amplifier output port. DVD functions: Plays full-zone DVD, VCD, CD, MP3 and CD-R. TV play: Multi-system & full-frequency TV digital tuner preset 40 channels. AM/FM radio: 24 stations storable. CDC control: It can connected to VCD/DVD changers. (optional) Display screen: 7" 16:9 TFT high definition LCD, faceplate angle adjustable. Touch screen: It reduces visible buttons and in creases friendliness of man-machine dialogue. Auto memory: All pre-set parameters and positions can be memorized and restored automatically. Display system: Automatic PAL/NTSC, wide application range, highly compatible. Screen brightness auto The brightness of screen can be adjusted automatically adjustment function: according to that of environment. Remote control function: Full function remote operation. Menu functions: All operations have OSD menu instructions, and displays real time. Signal selection: AV input/output ( including car backing input) for convenient external signals connection. Car backing monitoring: Specially provided with car backing video input. Auto switches to rearview to display car backing status when you back up your car.