Gb9 sus chord
Gb9 sus chord for piano with keyboard diagram.
Explanation: The Gb9sus4 is a five-note chord (although the fifth is sometimes omitted).
Theory: The Gb9sus4 is an suspended ninth chord with the third replaced by a perfect four. Gb9sus4 is the same as Gb11 without the major third (Bb).
Notes: Gb - B - Db - E - Ab