PRODUCTS Biometrics RFID Digital CCTV   DVR AVC-760   DVR AVC-785   DVR AVC-776   DVR AVC-787   CCD Camera AVC-521L   CCD Camera AVC-522L   CCD Camera AVC-527L   CCD Camera AVM-208 Digital Door Locks   Camera AVC-522L Features 350 TV lines of horizontal resolution and high quality picture 1/4" color CCD sensor Minimum Illumination 0.6Lux / F2.0 S/N Ratio is more than 48dB (AGC off)> High reliability under long time operation Specifications Pick-up Element 1/4" Color CCD sensor Number of Pixel 512(H) x 492(V) <NTSC>, 512(H) x 582(V)<PAL> Resolution 350 TV Lines Min. Illumination 0.6Lux / F2.0 S/N Ratio More than 48dB (AGC off) Electronic Shutter 1/60(1/50) to 1/100,000 sec. Gamma Correction 0.45 White Balance ATW AGC Auto Standard Board Lens f3.6mm / F2.0 Lens Angle 71° Video Output 1.0 Vp-p composite, 75Ω Audio N/A Power Source DC12V±10% Current Consumption 95mA ± 10% Dimension (mm) 100(Ø) x 60(H) Weight 114g