Best if you use your own chant music like Tibetan Om chanting ..... Etc. otherwise you are embedding X music on a very deep level in your entire brain/mind!!! So use it wisely and with great care. I have been doing brainwave biofeedback in the lab since 1970. The effects are real.
Devi kali ma about 100 Binaural Beats and Tones! Premium*| AmbiScience™