Tip: click the root notes to see fingering suggestions
B Major 7th (♭5) :: B D♯ F A♯

A
E
C
G
7
♭5
B
3
7
B
♭5
3
7
B
♭5
3
7
♭5
3
B
⬤ ⬤
⬤ ⬤
D♯ F A♯
A♭ Major 13th :: A♭ C E♭ G B♭ D♭ F

A
E
C
G
3
7
9
13
11
A♭
3
7
5
9
11
A♭
13
3
5
9
11
7
13
3
A♭
5
11
7
9
13
A♭
5
⬤ ⬤
3
7
⬤ ⬤