This Genuine Microsoft USB 3.0 Gigabit to RJ45 Ethernet Adapter is your perfect solution to fast and reliable internet connection. The adapter allows you to convert your USB port to Ethernet port for flawless internet connections. With portable design and LED display, it is easy to use and perfect for those on the go. The adapter is compatible with most Microsoft Surface models, including Surface Book, Surface Pro 2, Surface Pro 3, Surface Pro 4, and Surface 3.