This is also a Gigabit Ethernet AdapterMeanwhile, this light and compact gadget adds Gigabit Ethernet network connectivity to your ultrabook, chromebook, laptop, or desktop, ensuring you up to 1000Mbps reliable wired network connection.Carry One That Equals TwoPerformance: UE330 = 3-Port USB 3.0 Hub + USB 3.0 to Gigabit Ethernet AdapterSize: UE330 = USB 3.0 to Gigabit Ethernet AdapterUnpack and Ready to UseNo More Driver Installation*This user friendly gadget supports Plug and Play feature that enables user to use it by simply connecting it to an available USB port without manual driver installationEnhanced Stability & CompatibilityUtilizing advanced chipset solution, this reliable gadget ensures you fast and stable connecntion in Windows, Mac OS X, Chrome OS and Linux OS.