MODEL: CLG-A502A Image Senor Device: 1/ 4" SHARP CCD Horizontal Resolution: 420TVL Minimum IIIumination: 0Lux S/ N Ratio: more than 48db White balance: Auto Synchronization system: Internal Synchronzation Electric shutter: 1/ 50~ 1/ 10, 000s Video output: 1.0vp-p 75ohm Power supply: DC12V 850MA