It’s an automatic piano with just four keys. But as soon as you press a note those four scatter in a random direction, ...

the Yamaha CP88 is the company's flagship model as far as piano-focused keyboards go. Users note the middling quality of some sounds, but that doesn't apply to the piano and e-piano sounds.

to help newbies get a handle on chords. These keys will also glow to show scales, arpeggios and more. It’s basically a larger version of the company’s beloved Piano M teaching keyboard.