Powered USB 3.0 Extension Lead (Plug A to Socket A)Extend your USB devices far and wide. The cables have a built in extender that allows you to put data over longer distances. All use USB timing and electrical specifications that eliminate signal errors you may get in passive cables. This cable is rated to USB 3. 0 standards, is male to female terminated and can be joined to other extension leads to a maximum of 25m in total length.