4K RV Camera System, Touch Screen 10.36 Inch DVR Quad 4 Split Screen Monitor with Bluetooth MP3 MP4 + IP69 Waterproof Night Vision 1080P Backup Rear Side View Wired Camera for RV Truck Trailer Camper【Bluetooth Function】Connect your phone to the monitor via Bluetooth, you can play music and answer calls hands-free when you focus on…