This multipurpose keyboard features a built-in English/Russian/Spanish layout for easy operation. It's great for both input and learning, and also functions as a PC remote for home entertainment, multi-media education, training, conferences, and presentations when connected to a computer. With a 2.4GHz wireless connection and a big touchpad, this keyboard works as both a number keyboard and a mouse. Despite its standard size, it offers all the functions of a mouse and keyboard, making it a portable option for your job. It supports a variety of devices, including HTPCs, PCs with Windows operating systems, Macs, Linux (tested with Debian-3.1, Redhat-9.0, Ubuntu-8.10, and Fedora-7.0), PS3, Xbox360, and android devices.