"4-Pin Aviation Video Extension Cable Connector Audio Cable Waterproof for Truck/Trailer/Camper/Bus/Motor/Home/Vehicle/Backup Monitor System/CCTV Rear Camera - 20M Product Description High-quality 4-pin shielded cable, waterproof, shockproof. Male to female 4-pin aviation video cable, using video transmission and power cables. Connect to monitor the vehicle's CCTV system for trucks/trailers/buses/campers/long-term parking assistance. Compatible with: Professional CCTV monitors, rearview cameras, DVD players, TVs/surveillance PIN connection boxes. Special thick hard wire 100% super protection. Shielded to provide protection from interference and other EMI/RFI interference to the car's circuits. Product Specifications Item No. Ⅱ-231 Connector Type: 4-pin Cable Length: 20m Operating Voltage: 12V-24V Set Contents: 4-pin extension cable x1 Notes ■The actual color may appear different depending on the monitor environment."