Listen to Connections mend, Solfeggio Frequency 639 Hz online. Connections mend, Solfeggio Frequency 639 Hz is an Instrumental language song and is sung by SlowOut. Connections mend, Solfeggio Frequency 639 Hz, from the album Healing Beneath The Moon, was released in the year 2024. The duration of the song is 1:00:00. Download Instrumental songs online from JioSaavn.