The A-flat suspended second chord (abbreviated "Absus2 chord") is a triad consisting of the notes A, B, and E. The chord is formed by replacing the third of a A-flat major chord with a major second.

Name
A-flat suspended second chord
Notes
A B E
Intervals
1 2 5
Chord symbol
Asus2
Alternative symbol
A(sus2)
Type
triad (three-note chord)

Absus2 chord on piano

Absus2 chord on guitar

Absus2 chord on ukulele

Absus2 chord on the staff