Features:

• 24/7 Continuous Recording: If you want 24/7 video recording or if you have multiple IP cameras to manage, this Reolink NVR is your best choice
• Pre-installed 4 TB HDD for 24/7 recording and monitoring
• Support all cameras recording at the same time (up to 16 cameras)
• The motion detection recording function will trigger recording only when motion is detected. It’s much flexible and helpful for longer recording
• You can install 2 additional HDD up to 4TB each via e-SATA for more storage
• Customize Your Own Security Camera System: NVS16 (4K Version) supports all Reolink 4K/5MP/4MP IP cams. Apart from this NVR, you can choose up to 16 cameras to build your own video surveillance system
• PoE — Easy Setup & Real Plug and Play: A real plug and play network video recorder! It features PoE (Power over Ethernet), with a single network cable connecting each of your IP cameras to the NVR for both power supply and video signal transmission. Easy wiring – the wiring process can’t be simpler for DIY enthusiasts
• Local and Remote Access & Control: For local access and control connect the system to a monitor or an HD TV. For remote access and control, use free Reolink App on a mobile device, Reolink Client on a computer or via web browsers. 
• More Features: Use this NVR with Reolink PoE cameras and you can get a professional, reliable and DIY security camera system. You can play back any recorded video, back up local data, and do more.
• Not compatible with Reolink battery - powered cameras.  All Reolink battery - powered cameras can be accessed through Reolink smartphone and  PC Apps.