Fretboard
Ukulele
Guitar
Mandolin
…
🖥
☀️
☾
A9
♡
○
✕
A
C#
E
G
B
1
3
5
b7
2
▶ Play
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✕
✕
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✕
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✕
The A 9 chord contains the notes A, C#, E, G, B.