GHH Dual A Male to Micro-B USB 3.0 Male Y Cable This USB 3.0 Y-cable provides a transfer rate of up to 4.8 Gbps when connected with a USB 3.0 compliant host or device. An additional USB Type A connector allows the cable to be connected to USB ports (2.0 or 3.0) for maximum power and performance. Compatibility: Any USB 3.0 portable hard drive that connects to USB 2.0 or 3.0 ports Cable 40cm long Supply engough power for high power comsumption devices.