Car Parking Camera Video Channel Converter Auto Front / Side/ Rear View Car Camera Video Control Box This item support 4 AHD cameras or 4 CVBS cameras 'T working with AHD camera and CVBS camera together Thanks for purchasing our production. Correct installation and operation can make your driving safely and conveniently. Welcome to purchase our Front View Camera, and Rear View Camera for this system. Parameters: Working Power: Max: 50MA, 12V DC System signal: AHD / CVBS PAL / NTSC Working temperature: -20-80 2 to 4 way camera control system: Red= +12V () Black= Negative Blue= Brake light fuse White= Backup light fuse Green or Brown= Left turn light or fuse Yellow= Right turn light or fuse Color: Black Material: plastic Package Contents: 1 x 4 Cameras In 1 Video Control Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.