Listen to To Begum Shamsunnahar Mahmud - Letter 2 online. To Begum Shamsunnahar Mahmud - Letter 2 is a Bengali language song and is sung by Sagor Sen. To Begum Shamsunnahar Mahmud - Letter 2, from the album Iti Nazrul(OLD), was released in the year 2018. The duration of the song is 27:35. Download Bengali songs online from JioSaavn.