About SIIG 4-Port USB 3.0 PCIe Host Adapter
The SIIG 4-Port USB 3.0 PCIe easily adds four external USB 3.0 ports to your PCIe-enabled desktop computer. This USB 3.0 adapter features per-port over-current protection to protect your connected devices and the adapter itself from unforeseen power surges and offers full backward compatibility with USB 2.0 and 1.1 devices while allowing for simultaneous connection of multiple USB 3.0/2.0/1.1 devices. The 4-port USB 3.0 PCIe delivers power and performance enabling you to meet all your daily computing needs.
SIIG 4-Port USB 3.0 PCIe Host Adapter Features
Adds four external USB 3.0 ports to your PCIe-enabled desktop PC
Works with high-bandwidth USB 3.0 devices, such as external hard disks, high resolution webcams, video surveillance cameras, digital video cameras, multi-channel audio and more
Supports data transfer rate up to 5Gb/s and backward compatible with USB 2.0/1.1 devices
Supports per port over-current protection
Powered by Renesas (NEC) chipset for maximum compatibility
Supports UASP function (with Windows 8 native USB 3.0 Host driver only)
Compliant with Universal Serial Bus 3.0 Specification
Compliant with PCI Express Base Specification, Revision 2.0