Listen to Kalo Bou Ar Valo Lage Na online. Kalo Bou Ar Valo Lage Na is an Instrumental language song and is sung by Rouf Miah. Kalo Bou Ar Valo Lage Na, from the album Kalo Bou Ar Valo Lage Na, was released in the year 2025. The duration of the song is 5:36. Download Instrumental songs online from JioSaavn.