Listen to Ekla Bose Hero online. Ekla Bose Hero is a Bengali language song and is sung by Ananya Amboli, Gaurav Chaudhury, Kaushik Sarkar and Ipsita Pandey. Ekla Bose Hero, from the album Gaaner Ratanhar, was released in the year 2013. The duration of the song is 5:18. Download Bengali songs online from JioSaavn.