: The track features La Humildad de la Música Norteña , a group known for its traditional regional Mexican sound.
: The song is a Huapango , a rhythmic style known for its fast, danceable 6/8 time signature. While the original group, Conjunto Rienda Real, typically specializes in Norteño Sax (featuring alto saxophone as a lead soloist), this specific version incorporates the Banda style, which utilizes instruments like the sousaphone (tuba), trumpets, and tambora.
Differences between Mexican music genres : r/asklatinamerica