64 Channel 2U 8HDDs Ultra series Network Video Recorder NVR608-64-4KS2. 

• new 4.0 user interface;
• 16 channel decoding@1080p (30 fps); self-adaptive decoding capability;
• access, storage or forwarding at 384 Mbps;
• simultaneous video output for VGA and HDMI1; 4K heterogeneous output for the 2 HDMI ports;
• supports RAID 0/1/5/10Multiple data mode such as Raid0, Raid1, Raid5, Raid6, and Raid10;
• remote configuration and management of IPCs, such as setting pa rameters, acquiring information and upgrading IPCs of the same model in batches;
• AI-by-camera functions such as perimeter protection, face detection and recognition, SMD Plus, video metadata, ANPR and 3D behavior analysis;
• N+M cluster. When the host fails, the standbydevice will continue to record; once the host recovers,video recorded on the standby device will be transmitted back.

You can find the product by unique code: NVR608-64-4KS2.