Iomega 160 GB Hi–Speed USB 2.0. Hard drive capacity: 160 GB, Hard drive rotational speed: 4200 RPM, Hard drive interface: USB 2.0. Weight: 165 g, Width: 74 mm, Depth: 126 mm. Minimum hard disk space: 65 MB, Minimum processor: 300 MHz (PC), G4 / G3 (Mac), Minimum system requirements: PS2 port. Package dimensions (WxDxH): 208 x 66 x 177 mm