Seagate 4TB Skyhawk Hard Disk ST4000VX016

Built to record 90% of the time supports up to 64 cameras

Up to 10 TB or 2,000+1 hours of HD video

NVR ready drives deliver robust drive design for multi-drive environments

180 TB/year workload rating, 3× the workload of a desktop drive and backed by a 3-year limited warranty

Protect your data against the unexpected with an optional +Rescue Data Recovery Service plan