The USB 3.0 Interface Card for PCI Express IFC-PCIE2U3S2 quickly and easily adds SuperSpeed USB 3.0 functionality to your PC. USB 3.0 is the latest generation of USB technology, boasting enhanced transfer rates of up to 5 Gbps. SuperSpeed USB offers unparalleled performance compared to the standard USB 2.0, delivering the quick transfer and storage of all your files. Buffalo's USB 3.0 Interface Card for PCI Express is a simple solution for connecting to and using USB 3.0 devices on your PC. In addition to supporting USB 3.0 devices, IFC-PCIE2U3S2 is backward compatible with USB 2.0 devices, offering connection to either of the two available ports. USB 3.0 Interface Card for PCI Express is the best way to upgrade your current PC for use with SuperSpeed USB 3.0.