4 Port USB 3.0 PCI-E Card USB3.0 Hub Controller PCI Express Adapter 5Gbps Card
VIA chip, 4 USB3.0 interfaces at the back, stable data transmission. Item Type:PCI E to USB 3.0 Expansion Card. 1PCS PCI E to USB 3.0 Expansion Card. Current:Each Interface is Independent. High Speed.