PCI-E to 7 Port USB 3.0 PCI Express Expansion Card Adapter Hub 5Gbps
Use this product to install a 7-port USB3.0 expansion card on the PCIE X1 X2 X4 X8 X16 interface of the motherboard, is very convenient for using USB3.0 devices. A PCI-E 1X device will simultaneously expand 7 ports USB3.0.