1. Mini camera 2. Wireless transmitter and receiver 3. Beautiful appearance 4.2.5?color LCD 5. Monitor can be put in the platform at random. 6. If you car DVD has USB port and SD slot but no its own monitor, we can add an extra wireless transmitter inside it. So, when USB disk or SD card is ed DVD, contents in the disk or SD card will be received and shown on the monitor. 7. Easy for installing. 8. Monitor parameter: Power supply: DC12V Power consumption: 200mA Transmission frequency: ISM2, 400-2,483MHz Validity pixel: 960*240 Monitor: 2.5? Dimension: 90*65*20cm Weight: 130g 9. Camera parameter: Power supply: DC12V Power consumption: 100mA Transmission frequency: ISM2, 400-2,483MHz Picture pixel: 3000,000 point Horizontal definition: 380TV line Minimum illumination: 1.0Lux (F1.2) CMOS (420 lines) Horizontal viewing angle: 150 degrees; Vertical viewing angle: 150 degrees; Wireless transmission distance: 15--20 meters; The picture Format: NTSC; The lens is super-wide (2.1mm); Dimension: 260*35*30cm Weight: 190 10. Packing: 20pcs/ 11.5kg/ carton; carton size: 43*33*45cm