4Ucam TWO Digital Wireless Camera + 7" Monitor Quad-view Split screen for Bus, RV, Trailer, Motor Home, 5th Wheels and Trucks Backup or Rear View TWO (2) DIGITAL Wireless Back-Up Camera System, 0% Interference, 0% statics, 100% crystal clear picture guaranty. Quad view monitor allow single, or multiple view (split display). SD card slot allow video recording. 11 high-powered IR LEDs for 15 feet night vision, with SONY 1/4" high-resolution CCD. Metal case with 10G-force rated shock resistant, IP66 waterproof of resistance grade DIGITAL Wireless System, no need for complex connect wire layout, easy install. Comes with cigarette lighter power adapter for the monitor. Comes complete with everything you need to install, easy to read English installation manual