Seagate 4TB Constellation 3.5 inch Internal Hard Drive
http://www.amazon.co.uk/dp/B009YQOJAS?tag=dedik-21
Feature
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Max Operating Temperature:60 °C, Min Operating Temperature:5 °C, Vibration Tolerance:0.25 g @ 5-500 Hz (non-operating), Compatible Bays:1 x internal - 3.5" x 1/3H, Interfaces:1 x SATA 6 Gb/s, Drive Transfer Rate:600 MBps (external), Spindle Speed:7200 rpm, Internal Data Rate:175 MBps, Average Latency:4.16 ms, MTBF:1,400,000 hours, Non-Recoverable Errors:1 per 10^15
http://www.amazon.co.uk/dp/B009YQOJAS?tag=dedik-21