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PCI-Express USB 3.0 Expansion Card (4 x External Ports)
- Compliant with PCI-Express Base Specification 2.0
- Compliant with Extensible Host Controller Interface (xHCI) Specification Revision 1.0
- Supports PCI Bus Power Management Interface Specification Revision 1.2
- PCI-Express 2.0 1-Lane(x1) iIterface with Data Transfer Rate Up To 5 Gbps
- Backwards Compatible to PCI-Express 1.0a with Data Transfer Rate Up To 2.5 Gbps
- Internal HDD Power Connector for Supply Extra +5V Power to USB Ports, with LED Indicator