keyboard

Use and to quickly change the note duration

Listening to MIDI device
Play the first note on the screen-keyboard
C2 C# D D# E F F# G G# A A# B
C3 C# D D# E F F# G G# A A# B
C4 C# D D# E F F# G G# A A# B
C5 C# D D# E F F# G G# A A# B
C6 C# D D# E F F# G G# A A# B

Sequence:

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