PCI-E to USB3.0 5Gbps Expansion Adapter Card Rear 4Port NEC Chip NEC720201
Use this product, it can expand 4 USB3.0 ports on the motherboard PCIE X1/X2/X4/X8/X16 card slot, which is very convenient to use USB3.0 devices! Support for running multiple USB3.0, USB2.0 and USB1.1 devices simultaneously.