Listen to Chale Rater O Rajanigandha online. Chale Rater O Rajanigandha is a Bengali language song and is sung by Durga Sen and Robin Majumdar. Chale Rater O Rajanigandha, from the album Mor Prem Gaan, was released in the year 1941. The duration of the song is 3:22. Download Bengali songs online from JioSaavn.