Fantec H25US 320GB. Hard drive capacity: 320 GB, Hard drive interface: Serial ATA, Hard drive size: 63.5 mm (2.5 "). Colour of product: White. Input voltage: 5 V. Weight: 0.4 kg, Width: 77 mm, Depth: 127 mm. Certification: TÜV, CSA, CUL, UL, CE