KabelDirekt (3 feet) USB 3.0 Extension Cable - A - Male to A - Female - TOP Series Extend your USB cables/ devices (keyboards, hard disks any many more). Transfer your data with USB 3.0 speed ( Up to 5 Gbit/s) Completely backwards compatible with older USB versions like USB 2.0 Certified Production (Please refer to the below manufacturer description to find out more about the production and quality control) 18 months warranty