-System functions: CAR DVD,TV,Radio,4x50W amplifier, with CD changer,car backing radar,rearview camera, AV input and external amplifier output interface. -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: Memory stored into two groups up to 48 stations. -Radar distance detecting: Rear sensor distance detecting system(option). -Display screen: 7" 16:9 TFT high definition LCD; faceplate angle adjustable; -Auto memory: All the set parameters and positions can be memorized and restored automatically. -Display system: Automatic PAL/NTSC, wide application range, highly compatible; -Screen brightness auto-adjustment function: The brightness of screen can be adjusted automatically 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. Automatically switches to rearview to display car backing status when you back up your car.