Casio CT-S300 portable keyboardIntroducing the Casio CT S300 portable keyboard Casio introduced the worlds first electronic keyboard in 1980, bringing the gift of music 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. The CT S300 from Casio brings the finest of sound quality in their most portable keyboard yet. Never be held down by clunky