Listen to Raag - Maru Bihag online. Raag - Maru Bihag is an Instrumental language song and is sung by Kala Ramnath. Raag - Maru Bihag, from the album Euphony & Cadence, was released in the year 2012. The duration of the song is 47:24. Download Instrumental songs online from JioSaavn.