Fujitsu HandyDrive III/160GB USB2.0. Hard drive capacity: 160 GB, Hard drive interface: USB 2.0, Hard drive size: 6.35 cm (2.5"). Weight: 255g. USB cable: USB, Hard disk transfer rate: 60 Mbit/s, Compatible operating systems: Windows Me/2000/XP/Vista; Mac OS X 10.1.