Freecom Hard Drive Classic 500GB, Classic. Hard drive capacity: 500 GB, Hard drive rotational speed: 7200 RPM, Hard drive interface: USB 2.0. Colour of product: Black. Weight: 0.75 kg. Operating temperature range (T-T): 5 - 60 °C, Storage temperature range (T-T): 20 - 80 °C. Average latency: 4.2 ms, Data transfer rate (max): 480 Mbit/s, Mean time between failures (MTBF): 50000 h