Image sensor: 1/3-inch Sony color CCD Horizontal resolution: 480TV lines Signal system: PAL/NTSC Picture pixels: PAL: 752 (H) x 582 (V) NTSC: 768 (H) x 494 (V) LED No.: 44 pieces Ranging distance: 40-45m Infrared wavelength: 850nm Sync system: internal synchronization S/N ratio: >48dB Lens: 3.6/6/8/12mm Electronic shutter: PAL: 1/50 -1/100,000 Sec NTSC: 1/60 -1/100,000 Sec Gamma collection: r=0.45 Gain control: auto White balance: auto Backlight compensation: auto Minimum illumination: 0Lux (IR ON) Video output: 1.0Vp-p, 75Ω Power supply: 12V DC +/- 20% Operation temperature: -10 to +50 degrees Celsius Dimensions: ? 70mm x 135mm Case: water-resistance metal case with bracket Anti-reflection glass is optional Other model: TWD-IR006S-520: 1/3-inch Sony HQ1 color CCD water-resistant IR camera, 520TVL 44pcs LEDs, 3.6/6/8/12mm lens, anti-reflection glass is optional, DC12V