Listen to Bou Er Sathe Sali Free online. Bou Er Sathe Sali Free is a Bengali language song and is sung by Sajal Mukherjee. Bou Er Sathe Sali Free, from the album Bou Er Sathe Sali Free, was released in the year 2015. The duration of the song is 6:24. Download Bengali songs online from JioSaavn.