... Specification:Screen size:12inch,4:3 Display:AV/TV/PC Brightness:250cd/m² Contrast: 500:1 Response time: <=8ms Viewing angle ... Camera, USB camera, car camera,standalone DVR, all in one LCD combo DVR, car DVR, DVR card, CCTV KIT, Wireless surveillance ... systerm,LCD and Monitor, lens, cctv accessory etc. 12" AV/TV/PC ...