Freecom DataTank 800GB, Hard Drive 3.5". Hard drive capacity: 800 GB, Hard drive rotational speed: 7200 RPM, Hard drive interface: USB 2.0, USB 1.1, FireWire 400, FireWire 800. Colour of product: Black, Silver. RAID levels: 0/1/JBOD. Weight: 2900 g. Operating temperature range (T-T): 5 - 60 °C, Storage temperature range (T-T): -20 - 80 °C