B augmented seventh piano chord - Bmaj7#5

The B augmented seventh chord is a 4-note chord consisting of the notes B, D#, F## and A#.
You can see these notes highlighted in the interactive piano chart below.
The chord itself is often abbreviated as Bmaj7#5.

Interactive piano diagram for the B augmented seventh chord

Piano keyboard displaying the B augmented seventh chord with the notes Cb B G D# Eb A# Bb

Reduced chords

Chords that are a subset of Bmaj7#5. These contain less notes but all of them are included in Bmaj7#5.

B augmented seventh piano chord chart image

In case you prefer a non-interactive variant of the chord chart, we've embedded a PNG image below that shows the notes for the the Bmaj7#5 chord. Feel free to save or share the image as needed.

Piano chord chart for the B augmented seventh chord (Bmaj7#5). The notes B, D#, F## and A# are highlighted.