Cable Matters 2-Pack Gold-Plated SuperSpeed USB 3.0 Coupler (USB Coupler Female to Female Adapter) HANDY USB COUPLER connects any USB 3.0/2.0/1.x cable with the full-sized Type A male 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 2-PACK of USB couplers 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 has gold-plated connectors that provide durability and resist corrosion; Easy-grip treads make frequent unplugging a breeze USB COMPATIBLE without sacrificing performance to any USB cable