The Dahua NVR5216-4KS2 16 Channel Network Video Recorder (NVR) comes with H.265/H.264/MJPEG/MPEG4 codec decoding, Max 320Mbps incoming bandwidth, Up to 12Mp resolution preview&playback, HDMI/VGA simultaneous video output and 3D intelligent positioning with Dahua PTZ camera. Here Smart H.265+ is the optimized implementation of the H.265 codec that uses a scene-adaptive encoding strategy, dynamic GOP, dynamic ROI. It is flexible multi-frame reference structure and intelligent noise reduction to deliver high-quality video without straining the network. The Smart H.265+technology reduces bit rate and storage requirements by up to 70% when compared to standard H.265 video compression. The Dahua NVR is compatible with numerous third-party devices, which make it the perfect solution for surveillance systems that work independently of video management system (VMS). It features an open architecture that supports for multi-user access and is compatible with ONVIF 2.4 protocol, enabling interoperability with 4K cameras. This New NVR has 01 year warranty.