7 Monitor +4x Wireless Rear View Backup Camera Night Vision for RV Truck Bus HD. 1.7-Inch HD TFT LCD Widescreen Monitor. Rearview Night Vision IR Waterproof Backup Reverse Camera with Built-in. 2.4GHz Wireless T. Auto Water-Proof Camera Lens, with 18 individual Infrared (IR) LED. It help your view still clearly at night or in bad weather. With 2 Video Input–The video 1 can used to reverse and the video 2 can used to watch DVD / VCD / TV / GPS. Easy to install–Wireless parking assistance; The monitor will start up automatically, and synchronously display the video from rearview camera when you’re backing your car. IP 67 waterproof grade can cope with marine environment. Hard Metal Cased Camera, Waterproof and Mud proof. It can last for longer without heating up, so you can show the rearview all time. 2.4GHz analog wireless 7-inch monitor. Transmission distance: 50 meters. Compression format: MPEG 4 video. Transmit frequency:18 dBm. Transmission speed:12 Mbps. FHSS: Frequency Hopping Spread Spectrum. Hopping rate:1200 / S. Screen size: 7-inch 16:9. Resolution: 800RGB x480 dots. TV System: PAL / NTSC. Operating voltage: 12V / 24V DC. Operating temperature: -10? To + 65? Contrast ratio:500:1. Camera decoding chip:7070. Minimum illumination:0.1LUX. Lens wide angle:85º. Standard NTSC: 510 492 pixels, PAL: 510 582 pixels. Minimum illumination: 0Lux (LED ON). Night vision distance:15 meters. View angle:120 °. Operating voltage: 12 / 24V DC. Operating temperature: -20 ° C + 70 ° C. 1 x 7 inch Car Monitor. 1 x Car back up Camera. 2 x Power Cable. 1 x Remote Controller. 1 x Mount Bracket. 1 x User Manual. OR, you may choose to have a replacement. We care about our valued customers, and will always try our best to help you, if you have any problems.