Voicing of Ab Dominant 7 sus4

Drop 2 I

Back to Ab7sus4

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Left hand
Ab2
Right hand
Eb4Ab4Db5Gb5
Family
Drop 2

The Drop 2 I voicing of Ab7sus4 stacks Eb, Ab, Db and Gb from the bottom up: the 5th, root, 4th and minor 7th of the chord.

It's one of the Drop 2 voicings: four-note chords in close position with the second note from the top dropped an octave, played over the root. The others for Ab7sus4 are Drop 2 II, Drop 2 III and Drop 2 IV.