Image sensor: 1/3-inch Sony Resolution: PAL: 752 x 582 pixels NTSC: 768 x 494 pixels Horizontal resolution: 540TVL Usable illumination: 0.1 lux Signal system: PAL/NTSC Lens: 3.5 to 8mm manual varifocal lens Angle: 60 degrees Electronic shutter: PAL: 1/50 to 1/100,000 seconds NTSC: 1/60 to 1/100,000 seconds S/N ratio: more than 52dB Video output: 1Vp-p, 75Ω White balance: auto Backlight compensation: auto Gamma characteristic: ≥0.15 LED: 42 pieces IR viewing distance: 30 meters Weather-resistant standard: IP65 Power supply: 12V DC, 500mAh Operating temperature: -10 to 50°C Dimension: 185 x 90 x 96mm Weight: 640g Note: with bracket (cable conceal inside the bracket)