Casio's new keyboard lets anyone play along to songs without ever hitting a wrong note

Casio's new Feel Sync technology helps keep new players in tune.

Casio&#39;s new Feel Sync technology helps keep new players in tune.<p><img src="https://www.engadget.com/img/gallery/casios-new-keyboard-lets-anyone-play-along-to-songs-without-ever-hitting-a-wrong-note/intro-1793648368.jpg" /></p>