Function description: 1) Built-in: DVD, radio, TV and 45W amplifier 2) TV: high sensitive TV tuner, full frequency & band receiving, pre-store 80 TV channels 3) Radio receiving: high sensitive AM/FM receiving mode, pre-setting 30 stations and programs 4) Screen: 7", 16:9 high definition real colorful LCD display 5) Car reverse reminder: with car reverse video signal input, connect with sorts of reverse mirror, view the car reverse status 6) System: auto PAL or NTSC 7) Menu function: OSD display of menu, real time display 8) Remote control: full functions R/C operation 9) Auto memory: all parameters and steps can be memorized and with recovery function 10) Signal choice: AV input and output, instant connect outer signal 11) Subwoofer function: super subwoofer output functions, outer connecting subwoofer speakers 12) Multi-disc box control: outer connecting SANOY multi-disc box with DVD or CD