Bb 11(sus4)
The Bb 11(sus4) chord consists of the Bb (Perfect unison), Eb (Perfect fourth) and Ab (Minor seventh) notes.
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How to play the Bb 11(sus4) chord
- Find Bb (Root) on the piano keyboard
- Add Eb (Perfect fourth) — 5 semitones above Bb
- Add Ab (Minor seventh) — 10 semitones above Bb
- Press all 3 notes simultaneously to sound the Bb 11(sus4) chord