Listen to Devar Ro Byav online. Devar Ro Byav is a Rajasthani language song and is sung by Mustak Bagdwa and Sonu Joshi. Devar Ro Byav, from the album Devar Ro Byav, was released in the year 2018. The duration of the song is 3:46. Download Rajasthani songs online from JioSaavn.