What is Metatron NLS Biofeedback? Metatron NLS Biofeedback is FDA registered class II biofeedback technology, used by qualified health professionals, to provide information about stress and stressors in the human body in a non-invasive way. It achieves this through the placement of sensors on the head that measure changes in brain waves in response to subtle frequencies. Data is interpreted by a computer and visualized on a computer screen.

    The Metatron NLS Biofeedback is the Feedback technology which be used in Metatron Hunter 4025.