1/3" SONY CCD, 540 TV lines, 23 IR LEDs.  3.6mm Len for Wide Angle View. Good For Indoor Usage. Super Low 0 Lux Minimum Illumination. Perfect For Your Business or Restaurant. 1/3" SONY CCD camera 540 TV lines Super low lux 0 Lux minimum illumination Wide angle lens DOWNLOAD FAQ Camera Specifications Model GW724A Pick up Element 1/3" SONY CCD Effective Picture Elements (H*V) NTSC:510*492 Horizontal Resolution 540TV Lines S/N Ratio More than 48dB Clock Frequency (MHZ) NTSC: 28.636 Scanning System 2:1 interlace Minimum Illumination 0Lux (with IR LED ON) Synchronous System Internal, Negative Sync. Auto Electronic Shutter NTSC: 1/60s~1/100,000s Gamma Characteristic 0.45 IR Project Distance 65 feet (with 23 Unit infrared LED) IR Status Under 10 Lux by CDS IR Power On CDS Auto Control Video Output 1Vpp, 75Ω Auto Gain Control Auto Power/Current DC12V(+/-10%)/300mA Lens 3.6mm Dimension (mm) ￠120 x 90 Storage Temperature -30˚C ~ +60˚C Operating Temperature -10˚C ~ +45˚C