DURAGADGET Telescopic USB Transfer Power Lead For Samsung Galaxy S II USB A to Mini B 2.0 Device Cable 1.5m (RETRACTABLE DATA TRANSFER CABLE) Mirco USB (5 pins) to USB A type Cable Connect your Mirco-USB phone to your PC, MAC, USB Hub Downward compatible with USB specifications 1.0, 1.1, and 2.81 Whilst offering an optimal transfer rate of 480Mbps with compatible USB 2.0 devices, this high specification device cable boasts backward compatibility for the connection of USB 1.1 devices at a transfer rate of 12Mbps