Features: 1.Visitor Identifying 2.Home Security 3.Moving Detection 4.Entry Detection 5.Small and Light Weight 6.Lower Power Consumption 7.High Sensitivity 8.Easy to Install and Operate Specifications: 1.Image Pick-Up Device:1/4" CMOS 2.TV System:NTSC 3.Number of Pixels:NTSC: 510(H) x 492(V) 4.Sync System:Internal synchronization 5.Horizontal Resolution:380 TV line 6.View Angel:45 degree 7.Minmum Illumination:0.01 Lux / F1.2 8.Lens:F=3.9-85.5 9.S/N Ratio:>48dB (AGC Off) 10.Video Output:1.0Vp-p 75 ohm 11.Electronic Shutter Time:NTSC 1/60 ~ 1/100,000 sec 12.Scanning System:NTSC 525 lines, 60 more »