The 4-Port USB-A Hub with 5V 2A Power Supply expands the USB capabilities of a computer by providing four powered USB-A ports, so you can connect more peripherals and transfer data up to 480Mbps – ideal for supporting keyboards, mice, flash storage drives, and other low-powered USB devices. With a slim form factor, the hub can easily fit on your desktop to reduce clutter and keep those connected cables organized. This hub is a perfect accessory for the Microsoft® Surface® Book 2, Chromebooks, and other leading laptops and tablets.