Port Super Speed USB 3.0 Express Card SuperSpeed data transfer rate up to 5Gbps - 10 times faster than USB 2.0 Compliant with USB 3.0 specification Revision 1.0 Backwards compatible with USB 2.0 and USB 1.1 Supports all USB compliant data transfer type: Control / Bulk / Interrupt / Isochronous transfer Supports PCI Express Base Specification 2.0