Or 1 sata power 4 Port USB 3.0 PCI E Card. or 1 4PIN power 4 Port USB 3.0 PCI E Card. Compliant with Universal Serial Bus 3.0 Specification 1.0 Revision. Use this product, it can install a 4-port USB3.0 expansion card in the PCIE x1/x2/x4/x8/x16 card slot, which is very convenient.
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