Freecom Classic 3.0 750GB, Mobile Drive. Hard drive capacity: 750 GB, Hard drive rotational speed: 5400 RPM, Hard drive interface: Serial ATA. Colour of product: Black. Weight: 140 g, Width: 76 mm, Depth: 115 mm. Operating temperature range (T-T): 10 - 35 °C, Storage temperature range (T-T): -20 - 70 °C. Data transfer rate: 5 Gbit/s, Mean time between failures (MTBF): 50000 h, Minimum hard disk space: 2048 MB