Protronix USB 3.0 Type A Male to Micro-B Male Data Cable, 3FT Premium quality SuperSpeed USB 3.0 Type A to Micro B M/M device cables Double-shielded, twisted-pair data wiring minimizes cross talk for error free SuperSpeed data transfer rates 28 AWG data wire / 24 AWG power wire Support data transfer rates up to 4.8Gbps Backwards compatible with computer USB 2.0 and USB 1.1 ports - these cables also allow connection of USB 3.0 devices to legacy USB 2.0 computers