Completely accords with Express Card standard 1.0; Full single (or x1) PCI Express throughput; Support 54MM wide Express Card slot; Complies with universal serial bus specification 3 revised 1 edition; Conforms to Xhci (extensible host controller interface) Specification Revision 0.95; Support multiple USB3.0 USB 2 and USB 1.1 and operating equipment; Support USB data transmission rate of 1.5/12/480/5000 Mbps; Extended system port 2 external USB3.0 ultra high speed; Meet USB3.0 5 V/900mA output power level; The hot swap function you can connect / disconnect not shut down the power supply system equipment; Certification through the CE FCC RoHS and WQHL Microsoft approval; Driver support Microsoft Windows 2000 XP Vista and 7 operating system