1/3-inch Sony ex-view CCD or super HAD CCD (dual CCD and dual lens, one color CCD for day and one B/W for night) Allows high-quality image all day and night due to the dual CCD and dual lens Digital signal processing (DSP) allows better picture quality 520 TV lines of horizontal resolution during daytime and 600 TV lines at night with IR assist Minimum illumination: 0.5Lux for color and under 0.000 Lux with infrared LED on Backlight compensation DC cooling fan included 60 units infrared LED: 40m (maximum) CDs auto switching infrared LED Lens: day: f=6mm (f=4, 8, 12, 16mm option), night: f= 6mm (f=4, 8, 12 and 16mm option) Dimensions: 99.5 x 136.5mm Color option: silvery white and black Power: 12V DC