Seagate 3TB SkyHawk SATA III 3.5" Internal HDD ST3000VX010 B&H
Amazon.com: Seagate SkyHawk 3TB Surveillance Internal Hard Drive HDD – 3.5 Inch Sata 6Gb/s 256MB Cache for DVR NVR Security Camera System with Drive Health Management (ST3000VX010) : Electronics