Listen to Madhur Madhur Dhwani-Swati online. Madhur Madhur Dhwani-Swati is a Bengali language song and is sung by Swati Banerjee and Rabindranath Tagore. Madhur Madhur Dhwani-Swati, from the album Ratanhar, was released in the year 2015. The duration of the song is 4:05. Download Bengali songs online from JioSaavn.