Amcrest UltraHD 4-Megapixel (2688 x 1520P) 8CH Network POE Video Security System (NVR Kit) - Four 4MP POE Outdoor Bullet IP Cameras, 164ft Night Vision, HDD Not Included, Power Over Ethernet (Black) This Amcrest 8-channel NVR supports hard drives up to 4 Terabytes, simultaneously managing and recording up to four 4MP cameras @ 20fps real-time, with latest Ambarella Chipset, to deliver video quality and performance that is unsurpassed in the consumer security technologies market. Supports virtually any ONVIF compliant IP camera (POE optional) such as Foscam, Dahua, and more. Features fast dedicated dual-core embedded processor to ensure that recorded video is captured without stutter, lag, or gaps in footage. Intelligent search, playback, and backup functions provide enhanced ease of use and security (for example, motion detection event and exact search functions that are accurate to one second). Plug & Play setup, easy to configure, access, and control. Scan QR Code on the NVR from the "Amcrest View" app (available on iOS and Android) to instantly access live viewing and playback. Connects to and manages all the cameras on your network for ultimate ease and convenience in a home security system. Watch things happen as they happen: real-time, highly reliable HD video without loss or delay. Conveniently packaged with all needed components such as network cables and a quick start guide with user manual. Includes USB backup feature for peace of mind. All systems CE & FCC certified with UL compliant power supplies. Guaranteed for a Full Year from purchase with US Warranty and Lifetime Support offered exclusively by Amcrest.