BobjGear USB 3.0 to RJ45 SuperSpeed Gigabit Ethernet Adapter for Chromebooks, ChromeOS, Microsoft Windows, Linux, Mac Two Year Limited Warranty "Next Generation" ASIX AX88179 USB 3.0 SuperSpeed to RJ45 Ethernet Adapter made for Chromebooks, ChromeOS, MS Windows, Linux, and Mac OSX. Uses 40 percent less Laptop Battery than AX88178 Gigabit Adapters, and typically runs to 30 percent to 100 percent faster on the average home network. Exceeds USB2 enabled Gigabit Adapters limit of 480 Mbps. USB3 SuperSpeed Ethernet Adapter max speed approaches 960 Mbps. Fastest speeds are attained using USB 3 (SuperSpeed) ports. An Adapter for network knowledgable people who are able to design their LAN to operate at Gigabit USB3 speeds. Excellent installation support provided by the manufacturer, BobjGear. Backwards Compatible with USB 2.0 but speed is limited by your USB2 port to a max 480 Mbps. This Adapter will not enable your Internet Provider to run faster. No Drivers needed for Chromebooks, ChromeOS - plug and play. Drivers are available on-line, for MS Windows 32 and 64 bit, Linux, OSx 10.6 and up, RoSH, CE, FCC compliant. Not for use with Smartphones.