Listen to Kaal Rater Bela online. Kaal Rater Bela is a Bengali language song and is sung by Ustad Rashid Khan and Dr Imtiaz Ahmed. Kaal Rater Bela, from the album Kaal Rater Bela, was released in the year 2023. The duration of the song is 8:26. Download Bengali songs online from JioSaavn.