The A-flat power chord (abbreviated "Ab5 chord") is a two-note chord consisting of the notes A♭ and E♭. The chord is formed by removing the major third from a A-flat major chord.
A-flat power chord
A-flat fifth chord
A♭omit3 A♭(omit3) A♭no3 A♭(no3)
dyad (two-note chord)