G-Technology G-DRIVE MOBILE COMBO 500GB. Hard drive capacity: 500 GB, Hard drive rotational speed: 5400 RPM, Hard drive interface: Serial ATA. USB data transfer rates: 5000 Mbit/s, FireWire data transfer rates: 800 Mbit/s. Colour of product: Silver. Weight: 0.25 kg, Width: 83 mm, Depth: 127 mm. Cables included: FireWire, USB