This chord is designed to be focused on. Using headphones allows you to close off all other distractions and get a purer experience. You can use earbuds.
Take a couple of deep breaths, close your eyes, then start the clip.
Focus on allowing the sound to come into your entire body.
Sit for a minute afterward.
Use 3x/day. Do not put on constant or multi play. It is like a 1 minute brain retrain.