Cirago Gigabit Ethernet LAN Wired Network Adapter with 3 Port USB 3.0 USB Hub

Perfect for Macbook Air and other ultrabooks This versatile accessory is perfect for ultrabooks and notebooks as it provides wired ethernet connectivity and also expands an existing USB port to 3 USB ports.   Features This adapter expands your USB connection and also provides wired ethernet connectivity for: Replacing a damaged computer network card Adding a separately-routable network interface Ultrabooks such as MacBook Air Faster/more reliable network access and file transfers than typical 802.11 wireless networking Compatibility Windows Mac Linux What is in the box? USB 3.0 to Gigabit Ethernet Adapter with 3 Port USB 3.0 Hub User manual Mini CD driver