(1)video rearview system, with 5.7 inchhigh-resolution CRT screen / 7 inchLCD high-definition screen (2)Input voltage: 12V—32V DC (3)Two ends cameras, for video signal input and output (4)Manual/auto choice. Auto means the monitor is in standby state and cut the power of thecameraat the same time. (5)Day/night brightness choice (6)Contrast grade/brightness adjustment (7)signal-switching inputting function, the system can automatically switch the signal to C1/C2 screen (backdoor/car backward) (8)Double-side PCB board for better quake-proof performance. (9)environment-friendly monitor shell,first-class and touched perfect for special processing. Camera: *Small Size Metal Shell *Water-proof and Dustproof Structure * High-resolution but Low Power Consumption *Infrared-night-vision Function *Auto Electronic Shutter ModelDescriptionAPDC65.7 inch high-resolution CRT screen, equipped with CCD black-and-white camera, CCD waterproof black-and-white camera at the backdoor. APDL77 inchLCD high-definition screen, equipped with CCD color camera, CCD waterproof color camera at the backdoor. The size of the LCD player: