Voicing of A# Dominant b5

Drop 2 II

Back to A#7b5

Space plays and stops
Left hand
A#2
Right hand
G#3C##4E4A#4
Family
Drop 2

The Drop 2 II voicing of A#7b5 stacks G#, C##, E and A# from the bottom up: the minor 7th, major 3rd, flat 5th and root of the chord.

It's one of the Drop 2 voicings: four-note chords in close position with the second note from the top dropped an octave, played over the root. The others for A#7b5 are Drop 2 I, Drop 2 III and Drop 2 IV.