Iomega UltraMax Desktop HD 1.0TB Firewire 400/USB 2.0. Hard drive capacity: 1000 GB, Hard drive rotational speed: 7200 RPM, Hard drive size: 88.9 mm (3.5 "). Colour of product: Silver. Weight: 1140 g, Width: 41 mm, Depth: 240 mm. Minimum processor: PowerPC G3/300 MHz Pentium