Learn the basic chords of Trio Serenata Hidalguense, Casiano Martinez Hernandez - Los Matlachines chords, with this master sequence: F#, C#, F#, B and C#. For a smooth transition, initiate your practice at 53 BPM and gradually match the song's pace of 108 BPM. Align the capo with your vocal depth and chord choice, bearing in mind the song's original key: F# Major.