The Anker 4-Port USB 3.0 Hub is a compact and convenient way to expand the number of USB ports on your computer. With its USB 3.0 interface, this hub offers super-fast data transfer speeds of up to 5Gbps, allowing you to transfer large files in seconds. It is backward compatible with USB 2.0 and 1.1 devices, so you can still use your older peripherals. The hub is powered by an included AC adapter, ensuring that all connected devices receive sufficient power. With its sleek and durable design, the Anker 4-Port USB 3.0 Hub is perfect for home, office, or travel use.