Features and specifications :

PCI Express Gen-III x2 slot ( Total bandwidth 16Gbps )
Compliant with PCI Express Base 3.0 Specification
Maximum Transfer speed Up to USB3.1 Gen-II 10Gbps
Compliant with Universal Serial Bus 3.1 Specification Revision 1.0
Compliant with Universal Serial Bus Specification Revision 2.0
Compliant with USB Attached SCSI Protocol Revision 1.0
Overcurrent detection
Compliant with eXtensible Host Controller Interface specification Revision 1.1
Transfer files and access USB 3.1 devices faster, with up to 10Gbps throughput
SATA power connector provides up to 900mA per USB port
USB 3.0 (5Gbps) and USB 2.0 (480Mbps) backward compatibile
Supports Windows 8/8.1/10 Linux

Package contents :

1 x PCIE USB 3.1 adapter
1 x Low profile bracket