The Logilink CA11100 is an Ethernet adapter designed to convert an existing RJ45 connection into a USB 3.0 connection. This is ideal for connecting devices like printers, scanners and external hard drives to a computer or laptop via USB. It also supports 10/100/1000Mbps speeds, making it easy to transfer data quickly and efficiently. The adapter is backward compatible with USB 2.0, so it can be used with older computer models, as well. It has a small and compact design, making it easy to store, and it only requires one USB port. The adapter is compatible with Windows, Linux and Mac operating systems, and it comes with a three-year warranty.