Standards: USB 3.0 Data Rates: 5.0 Gbps USB: 2 x USB 3.0 Interface: ExpressCard slot Temperature: Storage Temperature: -20°C to 150°C (-4°F to 302°F) Operating Temperature: 0°C to 50°C (32°F to 122°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)