1/3-inch Sony Waterproof IR Color CCD Camera with 4 to 9mm Varifocal Manual Iris Zoom Model Number:STL6012 Image sensor: 1/3-inch Sony Horizontal resolution: 420TV lines Pixels: PAL: (H) 500 x (V) 582 NTSC: (H) 510 x (V) 492 TV system: PAL/NTSC Externally adjust for zoom and focus Zoom: varifocal manual iris 4 to 9mm AGC: on/off Auto white balance Back-light compensation: on/off S/N ratio: greater than 48dB LED: 36 pieces IR distance: 30m Current: 400mA Power supply: 12V DC Gamma characteristic: above 0.45