Seagate Barracuda ST1000DM010 1TB 3.5" 7200 RPM 64MB Cache SATA3 6.0 Gb/s HDD Hard Disk Drive 2EP102-300.

Storage Capacity: 1TB
Rotation Speed: 7200 RPM
Storage Interface: SATA 6Gb/s
Form Factor: 3.5"
Type: Internal Hard Disk Drive