4 IN 1 professional IR dome security camera employs 1/2.5″ CMOS Image Sensor with 5 Megapixel Resolution and advanced circuit design. It adopts advanced image processing technology. The resolution is as high as 5 Megapixel, which ensures clear and bright pictures. It has OSD Menu that can change the 4 different video output HD-TVI, HD-AHD, HD-CVI, and CVBS and adjust the video setting. It also has WDR function. Built-in 2.8mm fixed lens, effectively extends your observation range. With  IR infrared LEDs, it has 20 meters IR range, can change from color to black automatically and take clear picture during both day time and night time. The Smart IR function also enables it to catch clear face picture during night time. The camera has IP66 fully weatherproof rate and vandal proof metal housing. It’s easy to install. It can protect your office or home effectively.