Expands your computer connectivity with four extra USB 3.0 ports (3 external, 1 internal)
• Easy to install with native OS support in Windows 8.1, 8, 7, and Linux kernel 2.6.31 or later
• Fits standard or small form-factor computers, low-profile bracket included
• Data transfer rates up to 5 Gbps plus UASP support
• Backward compatible with USB 2.0 and 1.x devices