Seagate ST2000DM008 Internal Hard Drive – 2 TB – silver, Mechanical Hard Disk

Price range: £13.99 through £577.50

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Ideal for desktop memory, all-in-one memory, home servers, the devices.
Interface: SATA with 6 Gbit/s

Toshiba 6TB S300 Pro Surveillance 3.5″ SATA Internal Hard Drive. 24/7 Operation, Supports 64 cameras, 256MB Cache, 180TB/Year workload,CMR,3yr Warranty (HDWT360UZSVA).

Price range: £59.07 through £229.99

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3.5 Inch SATA Hard Drive
7201 / 5400 rpm