Extend a USB (Universal Serial Bus) 3.0 port from the back of your computer to your desktop. The USB3SEXT5DSK Desktop USB (Universal Serial Bus) 3.0 Extension Cable connects to an available USB (Universal Serial Bus) female port on a Mac or PC computer, allowing you to relocate the USB (Universal Serial Bus) (female) port up to 5-feet away from the computer case. By extending the USB (Universal Serial Bus) 3.0 port away from the computer case, you can situate a USB (Universal Serial Bus) 3.0 port from the computer in a more practical spot, such as on top of the computer case or on a desktop.