30x optical zoom(3.985.8mm) , Digital Auto Focus480-TVL High resolution & 0.01Lux High sensitivityZoom Memory (Power off), RS 485 Remote control Image Sensor 14" SONY Interline Transfer CCDEffective Pixels PAL:752(H)582(V)Sensing Area 3.6mm2.4mmSignal System PALHorizontal Resolution 480 TVLBuilt-in Lens 3.985.8mm(30x)Minimum Illumination 0.05 LuxSnyc. System InternalShutter Speed 150(160)1100, 000(s)SN Ratio More than 52dBOSD EnglishWhite Balane AutoAuto color to BW Auto color to WBFocus Digital Auto FocusControl Interface Line ControlCommunication Port RS485Video Output 1.0Vp-p, 75BNCPower Requirement DC12V750mAPower Consumption 9W