RioRand 3.5-Inch TFT Color LCD Car Rear View Camera Monitor with Screen Rotating and 2 AV Inputs, Used with Car Rearview Cameras, Car DVD, Serveillance Camera, STB, Satellite Receiver - TFT-D03 Powered by RioRand Advanced Technology Screen Size: 3.5 inch. Ratio: 4:3 TFT screen. Power Supply: DC 12V. With 2 AV input. AV1 connects to car DVD, VCR and other video equipment. AV2 to car backup camera. High Resolution, and excellent color effect; Screen ratio 4:3 adjustable. Designed with small and exquisite appearance, it is convenient to carry. Compatible with both PAL and NTSC system.