EverFocus (慧友) is one of famous security equipment manufacturer from Taiwan, China. The company launches latest IP PTZ camera model: EPN4220, which is high definition IP PTZ dome camera adopts Sony CMOS black camera, supporting H.264/M-JPEG multiply streaming technology, it can deliver 1920x1080 high definition real time image, and surveillance effect is excellent. Besides, the camera has built-in removable IR-CUT filter, can offer you true day/night video surveillance, with flexible pan/tilt/optical zoom function, which make it become ideal camera for big area surveillance.