ADATA 1TB SH93. Hard drive capacity: 1000 GB, Hard drive interface: USB 2.0, Hard drive size: 63.5 mm (2.5 "). USB data transfer rates: 480 Mbit/s. Colour of product: Black. Mac operating systems supported: Mac OS X 10.4 Tiger. Weight: 0.24 kg, Width: 97 mm, Depth: 129 mm