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Specification NAC-HD-226V-B Model NAC-HD-226V-B Image Sensor 1/2.9" SONY 2.4MP CMOS Sensor Resolution 1080P Signal System PAL / NTSC Varifocal Dome Camera Minimum Illumination 0.001Lux/F1.2 S/N Ratio More than 50dB Synchronous System Internal IR Distance 30 Meters (with 14µ x 24PCS Infrared LED)
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Main Features Device connection Common Problems and Troubleshooting > Auto Gain Control (AGC) > No Picture after providing power May be the power supply voltage abnormity, please check Built-in auto gain control (AGC) circuit. The color camera he power supply voltage and pole whether exactitude. Can get high definition picture in low Lux condition.