1.20m IR Dome 2.With 12LED(Ф8) 3. Sharp or Sony CCD (1/4" or 1/3") 4.Scanning System:PAL/NTSC 5.Horizontal resolution: 420/480 TV lines 6.Minimum illumination: 0 Lux with IR 7.S/N Ratio:>48dB 8.Video Output :1.0Vp~p75Ω 9.Electronic Shutter: 1/50(1/60)~1/100000sec 10.Gamma Correction: 0.45 11.Sync.system: Internal Synchronization 12.IR View Distance :20-25m 13.Lens: 6mm standard 14. Power Supply:DC12V+5V 15.Operation Temperature:-10centigrade~50centigrade