Listen to Prem Vangai Kobiraj Khun online. Prem Vangai Kobiraj Khun is a Bengali language song and is sung by Siraj Khan. Prem Vangai Kobiraj Khun, from the album Prem Vangai Kobiraj Khun, was released in the year 2025. The duration of the song is 30:21. Download Bengali songs online from JioSaavn.