Key Specifications/Special Features: Signal system: PAL/NTSC Image sensor: 1/3-inch Sony Super HAD CCD Horizontal resolution: 540TV lines Lens: F = 4 - 9mm Minimum illumination: 0 lux (LED on) S/N ratio: more than 52dB BLC: auto AGC: auto IR distance: 30 meters Viewing angle: 60° LED wavelength: 48pcs 850nm infrared LED Average lifespan: 20,000hrs Warranty: 6,000hrs Water resistance: IP65 Control mode: manual focus Video output: composite video output (1.0Vp-p 75 ohms terminated) Operating temperature: -20 to 50°C, RH95 maximum Power supply: 12V DC