Network video recorder the unifi® nvr is pre-installed with unifi video software for quick and easy deployment. It manages the unifi video cameras and records video according to rules set up in the software. Scalability the unifi® nvr readily manages and records video from up to 50 cameras. Plug and play installation the unifi® nvr features a setup wizard for easy configuration. Its pre-installed unifi video software automatically detects cameras for rapid deployment. Intuitive management software the unifi® video software features an advanced ui and extensive feature set, including custom motion detection zones, event recordings, email alerts, live view monitoring, disk management and analytics. Manufacturer: ubiquiti networks, inc. Manufacturer part number: uvc-nvr-2tb.