Pickup device: 1/3-inch Sharp CCD image sensor Number of pixels: PAL: 752 x 582NTSC: 768 x 492 System of signal: PAL/NTSC Horizontal resolution: 420/480TVL Minimum illumination: 0.01 lux/F1.2 S/N ratio: more than or up to 48dB Video output: 1.0Vp-p/75 ohms AGC control: auto White balance: auto Backlight compensation: auto Exposure mode: electronic Electronic shutter:PAL: 1/50 to 1/100, 000sNTSC: 1/60 to 1/100, 000s Gamma correction: 0.45 Synchronized system: internal Lens: 3.6, 6, 8, 12mm (optional) Quantity of IR LED: optional Board size: 38 x 38mm Work pressure: DC 12V Working temperature: -20 to 50 °C