B aug
The B aug chord consists of the B (Perfect unison), D# (Major third) and G (Minor sixth) notes.

How to play the B aug chord
- Find B (Root) on the piano keyboard
- Add D# (Major third) — 4 semitones above B
- Add G (Minor sixth) — 8 semitones above B
- Press all 3 notes simultaneously to sound the B aug chord