Voicing of B Dominant 7

Drop 2 IV

Back to B7

Space plays and stops
Left hand
B2
Right hand
D#4A4B4F#5
Family
Drop 2

The Drop 2 IV voicing of B7 stacks D#, A, B and F# from the bottom up: the major 3rd, minor 7th, root and 5th 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 B7 are Drop 2 I, Drop 2 II and Drop 2 III.