... monitor(800*480) 2.4camera input simultaneously 3.display modes:4 images,3images,2images 4.factory warranty This system ... .Vehicle Monitoring SystemFeatures:7inch TFT-LCD screen monitor(800*480)4 camera input simultaneously,display ... modes:4images,3images,2images Can monitor and watch camera image of any of ... 120 Degrees car,truck,bus parking system,7inch monitor with 4 cameras