Voyager WVOS541 four Camera Enabled Digital Wireless Observation System with 5.6" color LCD monitor, connect up to 4 wireless cameras and 1 wired camera, build-in microphone, 960 x 234 Resolution Easy installation, Fits most applications Capable of connecting up to four wireless cameras Kit includes: 5.6" Color LCD monitor, CMOS digital wireless observation camera with auto-pairing technology, suction cup monitor mount, 12V DC cigarette plug