High-power LED Sony HAD™ Technology Digital Signal Processing 480 TV Lines Resolution 0 Lux Sensitivity C/CS Lens Mount Electronic Shutter Control (ESC) Backlight Compensation Details: Image Sensor:1/4"SONY CCD 1/4" SONY B/W CCD Horizontal Resolution:480TVL Minimum Illumination:0Lux/F1.2 S/N Ratio:≥48dB Lens Mount:C/CS Power Supply:AC220V Infrared Lamps:150-200meter Power Consumption:5000mA Weight:4000g