The Casio SA-46 Digital Keyboard: Best Official Review Casio SA-46 The Casio SA-46 looks small and colorful and fun, and that is intentional. Casio made it with children in mind. It isn’t what you might call a serious piano. This is what you give to a precocious child to either spark their interest… Casio SA-46, Casio SA-46 Digital Keyboard, Digital Keyboard, home producer, Home Studio, keyboard, keyboards, onlineproducer, review, reviews