Car backup camera System,Car rear view system,Agricultural Parts,car rearview system,car reversing camera system,rear view system,reversing camera system Free Operating Voltage DC11-32V Right Left and Backside Reversing Camera System for Truck and Boat 7 Inches Color TFT-LCD Monitor. Power Switch Box with 4 Camera Video Input,Manually switching reversing mirror picture between right(CAM1) left(CAM2) backside(CAM3) and inside(CAM4). 4Sets Waterproof IR CCD Reversing Cameras for Outdoor use. Right Left Backside and Inside Rear View Cameras(DF-4103*4) Alloyed shell and water-proof IR designed for outdoor day and night use Video output connect: waterproof electrical outlet for aircraft Image pick-up device:1/3" color CCD Color system: PAL/NTSC Extra-wide field of view:120 degree Horizontal resolution 420 TV lines Video output:1.0Vp-p 75 ohm Power input :DC12V from power switch boxTFT-LCD Color Monitor(Model: SP-717) 7" Color Reversing Monitor with Removable Sun Visor Setting up the camera image normal or mirror With three video input, set up the priority of reverse camera Setting up the reversing image delay time: 0-30” Responsing time less than 2” when reversing Color System:PAL/NTSC Display Resolution: 480(H) X 234(V) dot Wide view angle(CR>10):(up/ down): 45/65 (left/right): 65/65 Brightness (cd/m2): 300 Contrast ratio: 500:1 Back-light:Single LED Operating temperature: -20°C to +50°C Storage temperature: -30°C to +80°C; Power suply: DC11 32V External dimensions:L*W*T(180X118X23)mm(without mounting) Weight Approx: 279gPower Switch Box Wide voltage range Input : DC11V-DC32V Voltage output : DC12V Manually switch picture between right(CAM1) left(CAM2) backside(CAM3) and inside(CAM4)Electrical & Hardware Accessories 4pcs 15 meter electrical cables(electrical outlet for aircraft ) 1pcs electrical connect cables Flat surface / in dash and universal monitor mounts Full function remote controller Earphone Car lighter User manual