KLAUS Z28800 Psychofeedback System, with blue headset. The final form of biofeedback. Touch panel system. A training system that allows you to grasp and freely produce alpha waves, understanding what state they are in. Includes an explanation DVD. Effective for insomnia, autonomic nerves, obsessive thoughts, psychogenic palpitations, and other autonomic nerve and psychogenic issues. Also beneficial when learning ability development programs. Significantly effective in reducing stress. Almost unused, but one end of the sensor belt is torn due to aging. The final form of alpha wave brainwave training, produced by Napoleon Hill's SSI. By using a multi-color monitor, you can measure your own state, understand the state of alpha waves, and become able to produce alpha waves on your own. Support belt, - Brand: KLAUS - Model: Z28800 - Accessories: Power adapter, cable - Type: Psychofeedback system, DVD, adapter set. - Color: Blue Thank you for viewing.