Bestmedia 320GB Platinum MyDrive. Hard drive capacity: 320 GB, Hard drive rotational speed: 5400 RPM, Hard drive size: 63.5 mm (2.5 "). Colour of product: Red, Transparent. Weight: 160 g, Width: 81 mm, Depth: 130 mm. Operating temperature range (T-T): 5 - 55 °C, Storage temperature range (T-T): -40 - 60 °C, Operating relative humidity range: 8 - 90 %. Certification: CE, FCC