Listen to Dhun - Pt Dulal Roy Pt Himangshu Biswas online. Dhun - Pt Dulal Roy Pt Himangshu Biswas is a Telugu language song and is sung by Pt. Dulal Roy and Pt. Himangshu Biswas. Dhun - Pt Dulal Roy Pt Himangshu Biswas, from the album Rare Instruments Of India, was released in the year 1991. The duration of the song is 2:37. Download Telugu songs online from JioSaavn.