Full Details from Amazon.com : http://www.amazon.com/gp/product/B005K8AUXE?tag=onigi-20
HighPoint RocketU 1022A SuperSpeed USB 3.0 PCI-Express 2.0 x1 Non-RAID HBA
2 USB 30 Super Speed Speed Type-A ports 5Gbs per port
PCI-Express Gen 2 x1
Backwards compatible with USB 20 11
xHCI compliant
Supports up to 2 external USB HDDSSD
Hot-Swap and Hot-Plug
