Add USB3.1 type-A + type-C compatibility to your system with this PCI-Express expansion card. It works with any PCI-E x1 or greater slot. This card adds USB3.1 type-A and type-C ports to your system for high speed transfers of up to 10Gb/s. This next generation standard is backwards compatible with you existing hardware.Host Interface: PCI Express x1Total Number of USB Ports: 2Number of USB 3.1 Ports: 2Form Factor: Plug-in CardPackage Contents: USB 3.0 Type-C PCI-E card 1 x Low-Profile Bracket 1 x Driver CD 1 x User Manual Platform Supported: PCGreen Compliant: YesGreen Compliance Certificate/Authority: WEEECountry of Origin: ChinaLimited Warranty: 1 YearPackage Contents USB 3.0 Type-C PCI-E card 1 x Low-Profile Bracket 1 x Driver CD 1 x User Manual