Hikvision NVR and Qtron NVR for use with Hikvision IP camera's, HiLook IP cameras also Qtron IP cameras. Most of the NVRs have builtin PoE ( power over Ethernet) thus no separate power supply needed. For a complete CCTV system, you will also need A) Hard drive, B) IP cameras, c) CAT5/6 Ethernet cable. Read more about Hikvision NVR with PoE. Note Hard drives are sold separately and we will install it if purchased at the same time as the Hikvision NVR.