Tandberg Data RDX External USB Black 160GB. Hard drive capacity: 160 GB, Hard drive interface: USB 2.0, Hard disk average seek time: 15 ms. Colour of product: Black. Power consumption (typical): 6.6 W. Weight: 0.54 kg. Operating temperature range (T-T): 5 - 45 °C, Storage temperature range (T-T): -40 - 65 °C, Operating relative humidity range: 10 - 90 %