Click http://www.mikesmusicroom.co.uk/chordbook.html to learn how to play keyboard chords and download the complete keyboard chord book which includes 12 major chords, 12 minor chords, 12 seventh chords and 12 minor seventh chords.
The five keyboard chords in this video are:
F#/Gb Major Chord
C#/Db Major Chord
Ab Major Chord
Second hand Yamaha keyboard for sale at:
http://musical-instruments-uk.mikesmusicroom.co.uk/Electronic-Keyboards/Yamaha