Video door phone/entry/bell system,access control,door station/unit/camera,indoor phone/monitor,security product,video intercom.

CCTV Camera Features:<ul>
1/4-inch Sony CCD and DSP, backlight compensation and AWB functionswith 22 X optical and 11X electrical, low color illumination and digital shutter; with the IR sensor has 27X optical and 10X electrical, light filter auto switch and available to change the color into B&W under a low illumination.

Image component: 1/4-inch Sony super -HAD color CCD
Imaging system:</ul>
NTSC: 510 x 492 pixels
PAL:500 x 582 pixels</ul>
Synchronization system: inner
Horizontal resolution: 420TVL
Focus: 3.9 to 85.8mm
Minimum illumination: 0.5/0.01 lux
S/N ratio: >48dB (AGC off)
Electrical shutter:<ul>
NTSC:1/60s to 1/100,000s
PAL:1/50s to 1/100,000s</ul>
AWB: automatic/special/manual/inside/outside 
Video output: 1.0Vp-p VBS
Power: DC 12V ±10%
Consumption: 4.2W
Working temperature: -10 to 50
Working humidity: 0 to 96%</ul>