Listen to Koyal Sor Karela online. Koyal Sor Karela is a Bhojpuri language song and is sung by Voltage Vikas. Koyal Sor Karela, from the album Koyal Sor Karela, was released in the year 2025. The duration of the song is 3:28. Download Bhojpuri songs online from JioSaavn.