Listen to O Akash O Batas online. O Akash O Batas is a Bengali language song and is sung by Amal Mukherjee and Biswajit. O Akash O Batas, from the album Ranger Saheb-Amar Prithibi-Agnisuddhi-Bandini Kamala, was released in the year 1985. The duration of the song is 3:45. Download Bengali songs online from JioSaavn.