This charging lead is ideal for situations where two USB ports are required. This product also allows you not to carry multiple cables to accommodate different types of USB devices. Both USB ports have the ability to charge two devices at the same time however not both ports have the data transfer ability so this can only be done one device at a time. Features USB 2.0 Type A Male to Data USB 2.0 Type A Female + Power USB 2.0 Type A Female. USB 2.0 Male connector serves as a 2-port USB hub for USB Devices, and also for Power Charge. Keeps you from having to carry multiple cables to accommodate different types of USB devices. Conductors with 28AWG bare copper, aluminum foil body, coupled with 96B aluminum-magnesium braid, reducing signal attenuation. Support hot swap, plug and play.