Space plays and stops
- Left hand
- C#2
- Right hand
- F#3B3C#4G#4
- Family
- Drop 2
The Drop 2 IV voicing of C#7sus4 stacks F#, B, C# and G# from the bottom up: the 4th, 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 C#7sus4 are Drop 2 I, Drop 2 II and Drop 2 III.