LUXON D55V49IR IR Day/Night Vari-Focal Dome (550TVL)1/3"" SONY Super HAD CCD, 3.8-9.5mm Vari-focal Lens Color (0.3 Lux), B/W (0.0000 Lux, IR LED On)Digital Slow Shutter, SDNR, Day/Night, AWBDistance at 0.000 Lux: (140 FT w/DSS and IR LED's), (95 FT w/IR LED's)DSS, Digital Zoom, D/N, AGC, BLC, & Flickerless On/Off Service Video Out, Dome size: 100mm, Dual Voltage"