PCI-E x1/x4/ x8 / x16 To Dual Port USB 3.0 Expansion Adapter Card Converter I4S4
Compatible Slots: PCI-E x1 / x4 / x8 / x16 (not compatible for PCI slot). This expansion card can adapt standard PCI-E interface into 2 port USB3.0 interface, transmission speed and dual USB3.0 interface can satisfy your transmission needs.