Piano Chords

与程序的钢琴和弦，你可以看到一个虚拟的钢琴键盘上的许多不同的和弦和规模。从而可以选择任何按键音，当然。

With the program Piano Chords you can see many different chords and scales on a virtual piano keyboard. Thereby any key tone can be chosen, of course.