... cable, 1.1v ,2.0v,3.0v optional 2)bare copper , 1m~30m optional 3) blue,black,white ,red ,etc jacket ... a durable high-quality connection3.Fast transfer speeds between storage devices and peripherals4.Transfer rate of up to 10 times faster ... .0 CABLE is already in mass production. high quality bare copper USB 3.0 am to micro cable