Micro USB 2.0 to USB type A cable, a standard USB connector for cellphones, Arduino Leonardo or other embeded boards to common computer connector. This is a consumer standard, smaller connector for USB devices. Micro USB connectors are about half the height of mini USB. Micro USB is found on newer hand held devices like cell phones and portable media devices. You can use this to create a simple way to connect mobile devices to a computer for every day tasks such as data synchronization and file transfers.
Arduino Leonardo and derivatives require micro usb cable.