... Description:This product is a full range of video surveillance system specifically designed for automotive safe driving, Front, front, left and ... , small size, easy to install Parameter of the device:1. System:NTSC2 .Work Power :12V ~32V3 .Work Current :650mA4. Signal Input ... Angle: 170 degrees*Output signal amplitude: 1Vp-p75Ω*Output signal system: PAL/NTSC*S/N Ratio: more than 48dB*Distance line ...