The TP-Link UE300 USB 3.0 Gigabit Ethernet adapter provides an efficient and convenient way to replace a faulty network card or enhance your LAN connection with 1000 Mbps Gigabit speeds. It is compatible with Windows 10/8.1/8/7 Vista/XP, MacOSX 10.6 and higher, Chrome OS, and Linux OS. Note: Driver is required for Mac OS X (10.5-10.8). The adapter features a foldable and portable design, making it a perfect fit for ultrabooks. Box contents include the TP-Link USB 3.0 to 10/100/1000Mbps Gigabit Ethernet adapter UE300 and a manual. This adapter supports plug and play functionality for most operating systems. For some systems, driver installation may be required via a command prompt or by downloading from the official website.