The SANOXY 3 Ports USB 3.0 Hub Gigabit Ethernet Lan RJ45 Network Adapter to 1000Mbps Mac PC is the perfect way to add three USB 3.0 ports and one Gigabit Ethernet port to your computer. With data transfer speeds up to 10x faster than USB 2.0, you can quickly and easily transfer files, photos, videos, and more. The Gigabit Ethernet port also provides fast and reliable internet connectivity. This adapter is compatible with Windows XP/Vista/7/8, Mac OS 9.x/10.x, and Linux, and it is plug and play, so there is no need to install any drivers. Simply connect the adapter to your computer and you're ready to go.