1/4"or1/3" sony color ccd, 420TVL, PAL/NESC, DC12V MODELQH-B014QH-B013Image Sensor1/4" Sony Color CCD1/3" Sony Color CCDHorizontal Resolution420TV LinesSignal SystemPAL/NTSCPicture PixelsPAL: 500(H) X 582(V), NTSC: 510(H) X 492(V)Sync SystemInternal SynchronizationS/N Ratio>48dB (AGC OFF)Lens ControlVideo/DC DriveElectronic ShutterPAL: 1/50 -1/100,000 Sec, NTSC: 1/60 -1/100,000 SecGamma ...