Hitachi Touro Desk. Hard drive capacity: 2000 GB, Hard drive rotational speed: 7200 RPM, Hard drive interface: USB 2.0. Data transfer rate: 480 Mbit/s, USB data transfer rates: 480 Mbit/s. Colour of product: Black. Mac operating systems supported: Mac OS X 10.5 Leopard. Weight: 970 g, Width: 129 mm, Depth: 60 mm