Listen to Mozart - Sonata No. 10 in C Major, K 330 III Allegretto online. Mozart - Sonata No. 10 in C Major, K 330 III Allegretto is an Unknown language song and is sung by Mozart for Baby Sleep. Mozart - Sonata No. 10 in C Major, K 330 III Allegretto, from the album The Best Classical Mozart Pieces for Kids (Music for Babies, Mozart, Liszt, Tchaikovsky, Bach, Chopin), was released in the year 2020. The duration of the song is 7:27. Download Unknown songs online from JioSaavn.