Western Digital Red 1TB NAS Hard Disk Drive - 5400 RPM - 6 Gb/s 64MB Cache

Seagate SkyHawk 1TB 6Gb/s 5900 rpm Surveillance Hard Drive

Seagate IronWolf 2TB NAS Hard Drive 5900 rpm

Seagate SkyHawk 2TB 6Gb/s 5900 rpm Surveillance Hard Drive

Seagate SkyHawk 3TB 6Gb/s 5900 rpm Surveillance HDD