Smoke Hidden CCD camera, 1/3 Sony Super HAD CCD. Mode No. AG-H2422 Image Device Color 1/3" SONY Super HAD CCD TV System PAL / NTSC Horizontal Resolution 420TVL Horizontal Frequency PAL ( H X V ) : 500 X 582 ; NTSC ( H X V ) : 510 X 492 Electronic Shutter PAL= 1/50 - 1/100,000 seconds ; NTSC= 1/60 - 1/100,000 seconds Min Illumination 0.8Lux ( F: 1.2 ) S/N Ratio > 48dB (AWB off) Gamma 0.45 Backlight Compensation Auto AGC Auto AWB Auto Auto Iris Control Video / DC Lens Fixed / Manual ( option ) Video output 1 Vp-p, 75 Video Out BNC Power Input DC 12V Dimension D x L = 124 X 52 (mm) Weight 165g Operating temperature -10 to 50 deg.C (RH: 95% max) Storage temperature - 20 to 60 deg. C(RH: 95% max)