Casio CT-S1 Casiotone KeyboardCasio introduced the worlds first electronic keyboard in 1980, bringing the gift of music and creativity to millions of people. Nearly forty years later, the new Casiotone series changes everything once again, building on Casios renowned traditions of innovation, versatility and value for money. Clever and Compact The new Casiotone series is designed to be the worlds most portable 61 note keyboard. New features such as piano shaped keys, longer