Expand your storage space and connect more devices with the C2G 4 Port USB Hub for Chromebooks, Notebook Computers and Desktops. It features a mountable metal base that helps keep the device firmly in place when multiple peripherals are connected. Featuring a slim and compact space-saving design, the multi USB port hub is a suitable pick for frequent travelers. It also comes in handy when desktop space is at a premium. The flexible device can be self-powered via USB or with the included AC power adapter. The high-speed USB 2.0 4 port hub also features downstream ports that have automatic connect and speed detection, as well as auto recovery with over-current protection. It's daisy-chain expandable to support a maximum of 127 USB devices.