To jam and learn José Luis Perales - Isabel chords, your primary focus should be mastering these chords sequence: F#, B, Bm, A, G, F#, D, A, B and A. I suggest starting at a calm pace of 35 BPM, and as you gain confidence, approach the song's BPM of 72. Align the capo with your vocal depth and chord choice, bearing in mind the song's original key: D Major.