?Compatibility?The required 12-35V DC power supply is compatible with a variety of large vehicles, including semi-trailers, boxcars, trucks, fifth wheels, trailers, and buses. Whether you're on a cross-country adventure or a daily commute, this wire backup camera system provides unparalleled safety and style on the road. ?Easy to Install?This wired backup camera system ensures stable signal transmission, with a single power cable supporting the entire system. Installing the backup camera is easy; just connect it to the extension cable on the monitor. Say goodbye to difficult installations and say hello to the convenience of a wireless backup camera!. ?Night Vision and Wide Angle?With 20+15 infrared lights, this backup camera system provides unmatched night vision, while the 140-degree wide viewing angle eliminates blind spots, making driving safer than ever. This RV camera system is the perfect addition for any vehicle. ?Recording Function?The monitor comes equipped with a built-in DVR recording function, ensuring that your videos are always at your fingertips. You can also loop record, ensuring you never miss a moment with your backup camera. ?4K Backup Camera System?Experience the ultimate peace of mind on the road with this premium backup camera system. Four AHD 1080P cameras are expertly distributed around your vehicle, paired with a 10.36-inch DVR that boasts Quad View display with 10 different modes, so you can always have a crystal-clear view of your surroundings and avoid any blind spots. Please note that this is a wired backup camera system!.