HTTX USB 3.0 Adapter - Type A Female to Type B Female Connector Converter Adapter (2-Pack) HANDY USB COUPLER connects any USB 3.0/2.0/1.x cable with the full-sized Type A female to B female connector to another USB cable. Extend the length of an existing cable or connect to an installed cable located in the back of a computer CONVENIENT Provides a compact extra spare that measures only 1 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 that provide durability and resist corrosion; Easy-grip treads make frequent unplugging a breeze What You Get: 2 x HTTX USB 3.0 A Female to B Female Coupler, our worry-free 18-month warranty and friendly customer service.