Iomega Desktop Hard Drive USB 2.0/eSATA 500GB. Hard drive capacity: 500 GB, Hard drive rotational speed: 7200 RPM, Hard drive interface: eSATA, USB 2.0. Data transfer rate: 3000 Mbit/s, USB data transfer rates: 480 Mbit/s, eSATA data transfer rates: 3 Gbit/s. Colour of product: Silver. Weight: 1.26 kg, Width: 121 mm, Depth: 222 mm