HDView (Hik Series) 8 Channel NVR 8 PoE Ports Switch ONVIF, Support up to 12MP IP Cameras, 2 HDD Slots, UL Listed Certified, Surge Protection Please buy SAME Series of IP camera and NVR, because it's Private Connection. More stable than ONVIF connection. 8 Ch and 8 POE Network Video Recorder, Up to 8-Ch IP cameras input Work with HDView and Hikvision brand IP cameras