A# major seventh chord
A#maj7 chord for piano with keyboard diagram.
Explanation: The A# major seventh is a four note chord. You can see the four notes of the A# major seventh chord marked in red color. The chord is often abbreviated as A#maj7. A#maj7 stands for A sharp major seventh.
Theory: The A# major seventh chord is constructed with a root, a major third, a perfect fifth and a major seventh.
Fingerings: little finger, middle finger, index finger, thumb (left hand); thumb, index finger, middle finger, little finger (right hand).
Notes: A# - D - F - A