Seagate Barracuda ST2000DM008 2TB Hard Drive

WD Purple 3TB Surveillance Hard Drive 5400 RPM SATA 6 Gb/s 64MB

WD Purple 2TB Surveillance Hard Drive 5400 RPM SATA 6 Gb/s 64MB

WD Purple 1TB Surveillance Hard Drive 5400 RPM SATA 6 Gb/s 64MB Cache

Western Digital Blue 2TB 5400RPM SATA 3/SATA 6.0 GB/s 64MB

Toshiba 1TB 7200rpm SATA3 32MB Hard Drive

Western Digital Caviar Blue 1TB 7200RPM SATA 3

Seagate 3TB Hard Drive - 7200rpm

Seagate 2TB Hard Drive