Listen to Beta Waves (Isochronic Tunes) online. Beta Waves (Isochronic Tunes) is an Instrumental language song and is sung by Relax Lounge Cafe. Beta Waves (Isochronic Tunes), from the album Night Music, was released in the year 2022. The duration of the song is 2:26. Download Instrumental songs online from JioSaavn.