Key Specifications/Special Features: Image sensor: 1/4 inches Sony Pixels (H x V): P: 512 x 582 N: 512 x 492 Scanning system: PAL/NTSC Horizontal resolution: 420TVL Synchronization: internal Minimum illumination: 0 Lux/F1.2 (IR LED on) Backlight compensation: automatic Electronic shutter: 1/50 (1/60) to 1/100,000 seconds White balance: automatic Lens: standard lens 6mm (6 to 16mm optional) IR LED: Ø8 x 16 pieces IR wavelength: 850nm IR viewing range: 25 to 30m S/N ratio: ≥48dB Gamma correction: 0.45 Video output: 1Vp-p, 75Ω Operating temperature: -20 to +50 degrees Celsius Power supply: 12V DC (500 to 1,000mA) Dimensions: 133 x 72 x 66mm Weight: 450g