Image device: 1/4 SONY CCD Horizontal Resolution: 480TV Line Number of Pixels: PAL: 752(H) X 582(V) NTSC: 768(H) X 494(V) Lens Zoom: 22X optical zoom Digital Zoom: 10X digital zoom Minimum illumination: 0.003LUX Sync.System.: 10X digital zoom S/N Ratio: >50db(AGC OFF) White Balance: Auto White Balance Control Interface: Line control Focuse: Auto Focus Power: DC12V 110V-220V Operation Temperature: -20'C - +50'C