Listen to Quartuor in E-Flat Major, Op. 2 No. 1: I. Largo allegro moderato online. Quartuor in E-Flat Major, Op. 2 No. 1: I. Largo allegro moderato is an English language song and is sung by Erich Höbarth and Quatuor Mosaïques. Quartuor in E-Flat Major, Op. 2 No. 1: I. Largo allegro moderato, from the album Music at the Time of Beaumarchais, was released in the year 2017. The duration of the song is 10:27. Download English songs online from JioSaavn.