The TU2-ET100 is a high-speed USB 2.0 to Fast Ethernet adapter that allows you to easily connect to a 10/100 Mbps network from a USB enabled desktop, MacBook®, ChromeBook™, or notebook PC. Compliant with USB 2.0 and backwards compatible with the USB 1.1 and 1.0, you can share files and printers and gain access to broadband Internet.