Features: *1/4 AHD Cmos Sensor, 720P 1500Tvl horizontal resolution. *With OSD menu, can adjust the white balance, languages, brightness and so on. *pal System and Ntsc System can be converted to each other by OSD menu. *Support AHD TVI CVI CVBS(Analog) system. *3.6mm lens with 24pcs infrared lamps, night vision distance up to 20m. *ir-Cut double filter. Auto switch between day and night, restoring clear true color. *There is no distortion in the intake landscape, the picture has no shadow. *High quality metal shell, Ip66 waterproof grade, can be used both indoor and outdoor places. *Plug and play use and installation. *Widely used at home, office, market or other outdoor places.