***** **********Best Quality Guranteed.*****HANDY USB COUPLER connects any USB 3.0/2.0/1.x with the full-sized Type A male connector to another USB cable. Extend the length of an existing or connect to an installed located in the back of a computer*****CONVENIENT 2-PACK of USB couplers provides a compact extra spare that measures only 2 inches and weighs less than 1 ounce to carry in your laptop bag for traveling or your IT toolkit for testing*****SUPERSPEED USB 3.0 PERFORMANCE provides up to 5 Gbps data transfer rate while supporting backwards compatibility with USB 2.0/1.x cables*****PREMIUM CONSTRUCTION USB 3.0 coupler has gold-plated connectors that provide durability and resist corrosion; Easy-grip treads make frequent unplugging a breeze*****Female to female USB to USB adapter is compatible without sacrificing performance to any USB cable