Conwork SuperSpeed USB 3.0 Version Type-A Female to Female Adapter Bridge Extension Coupler Connector Combines two USB 3.0 male cables into a single, longer cable Support SuperSpeed USB 3.0 speed up to 5 Gbps USB 3.0 female-to-female coupler will extend the distance of your existing USB 3.0 cable by allowing two cables to be coupled together. Backward compatible with USB 2.0 and 1.1 interface Size: 1.75 in (4.45 cm)