TEAC HD-15 PUK-B 250GB. Hard drive capacity: 250 GB, Hard drive rotational speed: 5400 RPM, Hard drive size: 88.9 mm (3.5 "). Weight: 185 g, Width: 70 mm, Depth: 135 mm. Cables included: USB 2.0 twin cable. Access time: 15 ms, Hard disk transfer rate: 480 Mbit/s, Material: Aluminium