SIIG USB 3.0 7-Port Ext PCIe Host Adapter - USB adapter - PCIe 2.0 - USB 3.

SIIG's USB 3.0 7-Port Ext PCIe Host Adapter allows you to add seven SuperSpeed USB 3.0 external ports to your desktop computer via a PCI Express slot to enhance your system's USB connectivity performance. It supports 5Gb/s ultra-fast USB 3.0 data transfer rate and provides up to 900mA power output per port with over-current protection to ensure smooth and reliable data transmission. This is a great USB port expansion solution to enable a variety of external device connections for maximum productivity.