Function: 1. Automatically switches on a video signal, the AV driver board supports manual adjustment of brightness and image left/right mirror adjustment. 2. AV1, AV2 signal automatic switching, the application automatically switches video after connecting the reversing trigger line in the reversing system. 3. Two video inputs can be connected to a DVD and a backup camera, which can be practical and convenient. 4. The 50-pin single AV driver board can be used in a series of products such as car reversing systems, video doorbells, smart homes, POS machine monitoring industries, etc. 5. And the installation of the AV driver module is simple, which does not require particularly complicated operations. Specification: Item Type: AV Driver Board Type: LCD Accessory Screen Size: 7 / 9 / 10.1 inch Brightness: 250cd / m^2 Contrast: 500: 1 Resolution: 800 x 480 Pixels: 38400 Dot Pitch: Approx. 0.5mm / 0.02in Response Time: 10/15 (ms). Package List: 1 x Driver Board 5 x Button 2 x Cable Note: Please note that the new type and the old type of this product will be sent randomly, and make sure you don't mind before ordering.