Chord progression in the key of Bb.
The chords are: Bbmin (i), Bbmin (i), Fmaj (V), Fmaj (V)
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
"JazzGuitarWalkSus" groove at 110 beats per minute.