Archgon USB 3.1 Gen.II (10 Gbps) PCI-Express Card 2xUSB Type A Support UASP Model AC-P2U31A 1.Built-in ASM1142 chipset, Real USB 3.1 Gen. II Max. Speed up to 10Gpbs 2.Backward compatible with USB 3.0/2.0/1.1 3.USB 3.1 Gen.2 Type A x 2 Ports 4.Compliant with UASP (USB Attached SCSI Protocol) mode, 70% faster than traditional USB 3.0 transfer rate 5.Support Windows 7/8/8.1/10 (driver CD included in the package)