Pickup Device:1/3" RJ2321/RJ2311Color CCD Systems of signal:PAL/NTSC Horizontal resolution:420TV Lines Minimum Illumination:Color 0.8Lux/IR 0Lux S/N Ratio:48dB Lens:8mm Electronic Shutter:Auto Back light Compensation:Auto White Balance:Auto The length of infrared lamp wave:850nm The quantity of infrared lamp:36Units Distance:50m IR Terms:＜10Lux,CDS Auto open Operating Current:350mA Power supply:DC12V Dimension:φ64?52mm