LaCie SATA II ExpressCard 34. Connectivity technology: Wired, Host interface: ExpressCard, Interface: SATA II. Data transfer rate (max): 3000 Mbit/s, Data transfer rate: 3 Gbit/s. Dimensions (WxDxH): 34 x 112 x 21 mm, Compatible operating systems: - Windows 2000, XP, Vista - Mac OS X 10.4.7 + - Linux