Freecom FHD-3 250GB U&F, FHD-3. Hard drive capacity: 250 GB, Hard drive rotational speed: 7200 RPM, Hard drive interface: FireWire 400, USB 2.0. Weight: 0.95 kg, Width: 140 mm, Depth: 175 mm. Operating temperature range (T-T): 5 - 55 °C, Storage temperature range (T-T): -40 - 65 °C. Cables included: USB. Average latency: 4.17 ms, Hard disk transfer rate: 480 Mbit/s, Mean time between failures (MTBF): 50000 h