Monoprice 3' Charge/Sync Micro 30-Pin USB Female to Dock Male Cable for iPad, Black (109423) This 3 foot long cable has a standard USB A male connector on one end and a USB micro B male connector on the other Clipped to the USB micro end is an adapter that converts the USB micro connector to an Apple 30-pin dock connector This cable is MFI Certified and bears the MFi logo