6ft USB-A to Mini-B Y-cable provides two USB A Male connectors and a single USB Mini-B Male connector an ideal solution for providing the additional power required by some Mini-USB external hard drives connected to the standard USB ports provided by most computers. Especially valuable in situations where a single USB 2.0 port may not offer sufficient power to external hard drives, the USB A/Mini-B Y-cable can be connected to two ports on one PC to increase the power output to power the external device. Aside from the additional power provided, this 3ft cable also offers pure digital data transfers for high speed file transfers, which can help ensure sharper, more natural images and sound transfers at higher speeds.