Pickup device: 1/3-inch Sharp Super HAD CCD Picture elements (H x V): NTSC: 512 x 492 Sensing area: 4.9 x 3.7mm System of signal: PAL/NTSC Horizontal resolution: 420TV lines Sync signal: INT sync AGC control: auto Scanning system: 2:1 interface (H) frequency: (PAL) 15.625kHz, (NTSC) 15.734kHz (V) frequency: (PAL) 50Hz, (NTSC) 59.94Hz Lens: 6mm-16mmn selectable White balance: auto tracking white balance Mirror control: normal/reverse Electronic shutter: PAL 1/50 to 1/100,000 ; NTSC 1/60 to 1/100,000 S/N ratio: more than 48dB Minimum illumination: 0Lux Gamma: 0.45 Video output: 1.0V(p-p)75 Power supply: 12V DC (+10%) Operating current: 600mA Infrared Wavelength: 60 units 850nm Infrared lamp irradiation distance: 50m Infrared lamp: night (opening)/day(turn off) Weight: 1.15kg Size (L x W x H): 260 x 102 x 140mm