Model SG-1088 SG-1088S Pickup device 1/3-inch Sony CCD 1/3-inch Sony CCD Number of pixels PAL:752(H) X 582(V) PAL:500(H) X 582(V) NTSC:768(H) X 494(V) NTSC:510(H) X 494(V) System of signal PAL/NTSC Horizontal resolution 520TV Line 420TV Line Minimum illumination 0Lux/F1.2(IR Open) Lens mount (8/12)mm (Optional) Backlight compensation Auto Electronic shutter 1/50(1/60)~1/100,000sec AGC Auto White balance Auto S/N Ratio > 48dB Gamma correction > 0.45 Operation temperature -20℃~50℃ Sync system Internal Video output 1.0v p-p /75Ω Power consumption DC12V,2A IR view distance 60m Dimension(mm) Weight(g)