Model DF-2028 Image Pick-up Device 1/3 Inch Sharp Color CCD Horizontal Resolution 420 TV Lines Number of Pixels NTSC:510(H)×494(V); PAL:500(H)×582(V) Scanning System NTSC:525 Lines,60 Field / Sec; PAL:625 Lines 50Field / Sec Sync System Internal Synchronization Gamma Characterlstic 0.45 Video Output 1.0Vp-p 75 ohm S/N Ratio e48dB(AGC Off) Electronic Shutter Time On:NTSC:1/60-1/100,000Sec PAL:1/50,1/100,000Sec Off:NTSC:1/60Sec PAL:1/50Sec Iris Control VideoDC Iris Operation Temperature -10^+50 RH95% Max Storage Temperature -20^+60 RH95% Max Gain Control(AGC) Auto Lens C/CS Lens White Balance Auto Usable Illumination 1 Lux(F:2.0) BLC On/Off Selectable Power Supply DC12V±10% Dimension 55(W) x 110(D) x 50(H) mm Weight 450g