7.83HZ Schumann Wave Resonance Ultra-low Frequency Pulse Generator Sleep Relax

Features  Schumann wave itself does not make any sound, it is not directly acting on the sound or video products to improve the quality of sound or vision. It's working on the space environment, make the people's physical and mental get relaxed, improve the body's perception of sound and images, improve the human body health and working efficiency, it also has a good effect on insomnia, mental strain and so on. For more information please Google "Schumann Resonance". For audio-visual space - to enhance the sound field and audio-visual effectsFor the bedroom - to help sleep soothe the nerves, treatment of insomniaFor the office - relax and improve work efficiencyFor the create space - to improve creative inspirationFor the tea ceremony, spirituality, realization space - resting body and mind   Parameters Frequency: 7.83Hz  Size: 150 * 120 * 40mm Weight: 0.4Kg Rated voltage: DC 12V Rated current: 1.5A Applicable voltage: 100V-240V Universal Including accessories: DC 12V Power s