CAMSLEAD Car Backup Camera System 9 inch Monitor Built-in DVR Recorder with Quad Split Screen CCD Waterproof Night Vision Side Camera Rear View Camera Monitor Kit for Truck Van Caravan Trailers

I’m Little disappointed with it too late to return bec I installed and I don’t want to uninstall all of those. Holes for Wiring and screws holes in wall.I could not find a way to reverse mirror image in camera but I It does reverse mirror image on monitor but hard to read text in reverse mirror image..Unless they can help me to correct it5th AV camera isn’t recording. only 1 to 4 that will recording.