Argosy 320GB USB 2.0 Hard Disk. Hard drive capacity: 320 GB, Hard drive rotational speed: 7200 RPM, Hard drive interface: IDE/ATA. Colour of product: Black, Silver. Weight: 1040 g, Width: 196 mm, Depth: 58 mm. Data transfer rate (max): 480 Mbit/s, Power requirements: 100-240V, 50/60Hz