Image sensor: 1/4" Sony CCD Effective pixels: NTSC: 768 x 492; PAL: 752 x 582 Sensitization area: 4.85mm(H) x 4.65mm(V) Horizontal resolution: 480 TV lines Minimum illumination: 1.0Lux/0.02Lux;digital fast/slow shutter is on (F1.6/30/RE) S/N ratio: 48dB (automatic gain closed) Focus: 3.9mm-85.8mm Aperture: F1.6-F32 Zoom: optical times: 22 Minimum distance to the object: 1m Automatic exposure mode: automatic, manual, aperture and shutter preferential automatic exposure mode Automatic gain: on/off Sync system: 50/60Hz, line lock (optional) Signal elements: 525 lines 2:1 interlacing scan (N) 625 lines 2:1 interlacing scan (P) Scanning frequency(H/V): 15.73KHz/59.94Hz(N) 15.625KHz/50Hz Video output: 1.0Vp-p75O (BNC) Power requirement: DC 12V Operation temperature: -10 to +50deg. C