ChordA♭9sus45-string bass · Standard A♭ ninth suspended fourth · Frets 3–4 BEADG3R4♭79noteA♭D♭G♭B♭roleR4♭79fret4443frets 3–4C0C1C2C3C4RootA♭1stD♭2ndE♭3rdG♭ StrumArpeggio