the Speakers

Members Humberto Monroy (vocals, bass), Rodrigo García (guitar, piano, violin, vocals), Fernando Latorre (drums), Oswaldo Fernández (guitar), Luis Dueñas (guitar, vocals), Édgar Dueñas (drums, 1967), Óscar Lasprilla (guitar, vocals, 1968), Roberto Fiorilli (drums, vocals, 1968)