StarTech ECUSB3S22 USB ExpressCard 2 x USB 3.0 Standards: USB 3.0 Data Rates: 5.0 Gbps USB: 2 x USB 3.0 Interface: ExpressCard slot Temperature: Storage Temperature: -20テつーC to 150テつーC (-4テつーF to 302テつーF) Operating Temperature: 0テつーC to 50テつーC (32テつーF to 122テつーF) Humidity: 0% ~ 60% RH Dimensions: 0.47 x 4.53 x 1.57 Operating Systems Supported: Windows XP(32/64-bit)/ Server 2003(32/64-bit)/ Vista(32/64-bit)/ Server 2008 R2/ 7(32/64-bit)