Hub includes seven USB 3.0 ports, allowing you to increase the amount of USB ports attached to your computer or laptop Backwards compatible, allowing you to plug in USB 2.0 and 1.x devices All ports are on one side, making plugging in your devices easy and accessible Support Plug-and-Play and Hot-Swap technology, so you can switch and operate devices without having to power down your computer Bus powered, so you can use this hub in places where there are no power outlets Included optional power adaptor ensures this hub is perfect for high-power USB devices