Amazon.com: Seagate SkyHawk 6TB Surveillance Internal Hard Drive HDD – 3.5 Inch SATA 6GB/s 256MB Cache for DVR NVR Security Camera System with Drive Health Management – Frustration Free Packaging (ST6000VX001) : Electronics
Seagate Skyhawk ST6000VX0023 6TB Surveillance Hard Drive 256MB Cache SATA 6.0Gb/s 3.5" Internal Hard