Listen to Onda Calma online. Onda Calma is an Instrumental language song and is sung by Canciones de Cuna Relax. Onda Calma, from the album Concentrarse y Memorizar Rapido Ondas Alfa Relajante, was released in the year 2018. The duration of the song is 3:41. Download Instrumental songs online from JioSaavn.