The 21st century is the time of advanced Internet technologies and mobile communication. Strange as it may seem, today we can’t imagine ourselves without a computer. We use computers in our work, leisure time, studies and communication with the whole world! Computer horsepower and data processing rate have become exceedingly high. To work with such a complicated mechanism effectively, you need a worthy control device. And it exists! Just looking at the renewed line of SVEN keyboards you hear the call in your head: “Feel like you are a conductor of a technical orchestra, control your computer with ease and confidence in every move!”