Extend your usb 30 superspeed cable by up to an additional 6 feet the usb3sext6bk superspeed usb 30 extension cord a a offers a durable high quality connection that harnesses the full capability of the usb 30 standard designed for next generation superspeed usb device connections this usb 30 male to female cable extends a usb 30 cable connection by 6 feet and delivers a throughput of up to 5gbps when used with a usb 30 host and device an astounding 10x the capability of usb 2