Model AP-4223QSTYPE Dome camera (420 TV lines)Image sensor 1/4 Sharp CCDActive pixel 510(H)x492(V)NTSC 500(H) x 582(V) PALHorizontal Resolution 420 TV linesMin scene illumination 0.2 Lux S/N ratio More than 48dB Electronic shutter 1/60(1/50) to 1/100,000 secGamma 0.45 Sync system internalBLC AUTOAGC AUTOVideo out 1Vpp Composite OutputPower source 12V DCPower consumption 2.5W MAX.Lens Board lens 3.6mm (Option 4.3,6,8)Dimension (mm) ?18 X H80 producing area:China