Overview: Compliant with Express Card/34 standard USB 2.0
Specification compliant. Backward compatible to USB1.1 Specification 2 ports 1394 A External 5V DC jack for high current consumption USB (Universal Serial Bus) devices Fully Plug amp; Play & Hot Plug compatible Driver supported MS Windows 98SE/ Me/XP/ Vista Software CD included Specification: Weight Approx:34.1g Size Approx:11.7 x 4 x 2.3