A# maj7(sus)/C
The A# maj7(sus) chord consists of the A# (Perfect unison), F (Perfect fifth) and A (Major seventh) notes, with C as the bass note.
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How to play the A# maj7(sus)/C chord
- Play C as the lowest bass note in the left hand
- Find A# (Root) on the piano keyboard
- Add F (Perfect fifth) — 7 semitones above A#
- Add A (Major seventh) — 11 semitones above A#
- Press all 4 notes simultaneously to sound the A# maj7(sus)/C chord