Product DescriptionImage sensor: 1/4" Sharp CCD, 1/3 " Sony CCD (optional) Resolution: 420TV Lines, 480TV Lines (optional) Minimum lumination: 1.0lux/f1.2, 0.5lux/f1.2 S/N ratio: More than 48db Shutter speed: 1/50(1/60)-1/100, 000sec Power supply: Dc 12v Infraed lamps: 120mA Lens Mount: Cs mount White balance: Auto white balance