Listen to O Radha Sundari online. O Radha Sundari is an Assamese language song and is sung by Anupam Saikia and Anita Burahgohain. O Radha Sundari, from the album Paharor Kulity 98, was released in the year 1998. The duration of the song is 5:18. Download Assamese songs online from JioSaavn.