Chord progression in the key of F#.
The chords are: A#min (iii), Bmaj (IV), C#dom7 (V), Bmaj (IV)
The video is a still image of a music staff with the chord notes
and guitar chord diagrams.
The audio was generated using the MMA: Musical MIDI Accompaniment
"SlowBroadway" groove at 95 beats per minute.