Listen to Gundellonaa - Slow Reverb online. Gundellonaa - Slow Reverb is a Telugu language song and is sung by Future Frequencies and Anirudh Ravichander. Gundellonaa - Slow Reverb, from the album Gundellonaa - Slow Reverb, was released in the year 2024. The duration of the song is 2:27. Download Telugu songs online from JioSaavn.