pci-express,express card,usb3.0 express card 1)Compliant with USB 3.0/USB2.0/USB1.1 2)PCI-EXPRESS 3)plug and play pci-express,express card,usb3.0 express cardNEC UPD 720200 chipset Supports USB 3.0 specification type A connector x ... available PCIE SlotPackage Contents:1.1 x USB 3.0 2-Port PCI Express Card2.1 x Driver CD3.1 x User Manual4.1 x USB 3.0 Cable(Optional)