According to his autobiography Esta es mi vida Professor Guido Picco stated that in his prime José José was a leggiero tenor or light lyric tenor [REF].
After recording the song "El Triste" for the 2010 album Iconos, singer Marc Anthony stated that "once you start to sing it you realize the magnitude, of that spectacular voice and special phrasing of José José and his incredible way to perform" [REF].