PCI-E to 4 USB3.0 Ports Expansion Card PCI-E Express to USB3.0 Adapter Card 4Pin
Extends USB3.0 interface on PC with PCI- slot. 1 Expansion card. Use and electronic, low impedance, high stability and high temperature resistance, ensure the operation of the machine. Support system: XP/Vista/Win7,Win8,Win 10,etc.