F# 7sus2, 1st inversion (G# in the bass)
Also written as F#7sus2/G#.
Notes, from the bass up
G# (bass)C#EF#
The same notes as F# 7sus2 (G#, C#, E and F#), rearranged so G# is the lowest note. Use it to move between chords with smaller jumps across the keyboard.