Toshiba 500GB STOR.E BASICS. Hard drive capacity: 500 GB, Hard drive interface: USB 3.0, Hard drive size: 63.5 mm (2.5 "). Data transfer rate: 5000 Mbit/s, USB data transfer rates: 5000 Mbit/s. Width: 79 mm, Depth: 118.9 mm, Height: 13.5 mm. Cables included: USB