Listen to Mantro Jaani Naa online. Mantro Jaani Naa is a Bengali language song and is sung by Haimanti Sukla and Kalyan Sen Barat. Mantro Jaani Naa, from the album Bhaktigeeti Sankalan, was released in the year 2008. The duration of the song is 4:57. Download Bengali songs online from JioSaavn.