Listen to Isochronic Tones for Relaxation online. Isochronic Tones for Relaxation is an Instrumental language song and is sung by Focus on Brain. Isochronic Tones for Relaxation, from the album Brain Enhancer Music - Relaxing Music with Brainwaves to Generate the Brain’s Energy and Electricity and Help Body in Coping with Stress and Anxiety, was released in the year 2021. The duration of the song is 4:58. Download Instrumental songs online from JioSaavn.