Seagate ST4000VXA07 SkyHawk 3.5" HDD, Hard Disc Drive, 4TB, SATA 6Gb/s
HDD 4TB
Seagate SkyHawk 4TB Surveillance Hard Drive 5900Rpm 64MB Cache 3.5" Internal HDD SATA 6Gb/s 4 TB Video Monitoring Hard Disk HDD|Internal Hard Drives| - AliExpress
Seagate SkyHawk, 4 TB, Surveillance Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s 64 MB Cache for DVR NVR Security Camera System, and Three-year Rescue Services, Silver (ST4000XV007) : Amazon.co.uk: