Startechcom usb a 30 to usb b cable mm startechcom usb3sab6bk the startechcom usb3sab6bk 2m black usb 30 a to b cable offers a durable high quality connection that harnesses the full capability of the usb 30 standard designed for next generation superspeed usb device connections the 2m usb 30 cable offers a throughput of up to 5gbps when used with a usb 30 host and device a very useful 10 x the capacity of usb 20 480mbpsthe cable features high quality shielded twisted pair