Listen to O Belsri Swmsri online. O Belsri Swmsri is an Assamese language song and is sung by Swdwmshri Swargiary. O Belsri Swmsri, from the album O Belsri Swmsri, was released in the year 2023. The duration of the song is 4:37. Download Assamese songs online from JioSaavn.