Listen to Background Therapy Frequencies online. Background Therapy Frequencies is an Instrumental language song and is sung by Relaxing Music Therapy, Solfeggio Frequencies 528 Hz and Solfeggio Healing Frequencies. Background Therapy Frequencies, from the album Solfeggio Healing Frequenices: Calming Tones for Deep Sleep, Relaxation and A Healing Mindset, was released in the year 2025. The duration of the song is 1:47. Download Instrumental songs online from JioSaavn.