5MP Network POE IP Camera Optical 2.7-13.5mm Varifocal and Motorized Zoom Lens Security Network Wire Waterproof CCTV Video CameraIP cameras cover the entire series of high definition network cameras with all resolutions and complete functions, including 2mp, 3mp, 5mp and 4K IP cameras, dome cameras, bullet cameras and PTZ dome cameras in different product outlooks. Fixed lens, manual varifocal lens and optical zoom motorized lens are all standard Onvif protocol, which can be arbitrarily connected to a third-party NVR that supports Onvif protocol to realize video preview, recording, playback etc.Varifocal Lens IP Cameras:Standard 2.7-13.5mm varifocal Lens. Motorized Lens IP Cameras:Standard Motorized lens 2.7-13.5mm.