639Hz Erase Self Doubt & Fall Asleep

639Hz solfeggio frequency enables us to connect and balance harmonious interpersonal relationships. This is being used for bringing harmony in family, friends, and in social circles. This ancient solfeggio frequency enhances communication, understanding, tolerance, and love.

Reviews

Well, this kept me asleep off & on depending on bathroom breaks, different styles too, pleasant and upbeat, but also nice and airy, customized for length and overall style, this shifted at times. Made for good sleep!