Keyboard: lower Octave Enharmonics: #
A A# Bb B Cb C C# Db D D# Eb E Fb F F# Gb G G# Ab a a# bb h cb c c# db d d# eb e fb f f# gb g g# ab aa

How to play the Zarlino keyboard

You can play the Zarlino keyboard directly with your mouse as well as with the marked keys on your PC keyboard (see below).
With the left and right arrow keys you can switch between the lower and higher octave, while the up and down arrow keys cam be used to switch enharmonically.