The Gembird UAE-30M is a USB Extender with USB 2.0, RJ45 socket x2, USB A socket, and USB A plug connectors. It is designed for extending the distance of an existing USB connection up to 30 meters, by converting USB signals into Ethernet signals. This adapter requires an Ethernet cable, which is not included. It provides data transfer rates of up to 480Mbps and features Hot-Plug support for data transfers, which means that you can switch from one computer to another while still connected. The RJ45 sockets can also be used for other applications, such as connecting to a switch, router or even a KVM switch. Additionally, the USB A socket and plug also support additional USB devices such as external hard drives, printers, scanners, etc.