Listen to Banshi Keno Hai online. Banshi Keno Hai is a Bengali language song and is sung by Lata Mangeshkar and Salil Chowdhury. Banshi Keno Hai, from the album Rangila Banshite Ke Dake, was released in the year 1996. The duration of the song is 3:18. Download Bengali songs online from JioSaavn.