The Inateck 4-Port USB 3.0 Hub is a compact and portable USB port card that allows you to expand your computer's connectivity options. With four USB 3.0 ports, you can easily connect external hard drives, printers, cameras, and other USB devices. The hub supports data transfer speeds of up to 5Gbps, ensuring fast and efficient file transfers. It is backward compatible with USB 2.0 and 1.1 devices, making it versatile for all your USB peripherals. The hub features a sleek and durable aluminum alloy body, providing both style and durability. It is compatible with both Windows and Mac operating systems, making it a great choice for any computer user.