7.83Hz Schumann Waves Resonance Generator Ultra-low Frequency Pulse Audio Resonator USB Interface with Indicator Light ON OFF Function

The Schumann waves generator itself does not make any sound, and it is not directly acting on the sound or video products to improve the quality of sound or vision, but it plays a role in the space environment, it can help relax people's physical and mental, and it helps improve the body's perception of sound and images, and it also helps the human body more healthier to improve the work efficiency, and the condition of mental stress also has improved.Specifications:Name: Schumann Resonance GeneratorMaterial: ABSType: without housing, with housing (optional)Power: 5WFrequency: 7.83HzInput power: 5VInterface: USBItem size: 102 * 80 * 18mm / 4.02 * 3.15 * 0.71inPackage size: 195 * 130 * 30mm / 7.68 * 5.12 * 1.18inPackage weight:Without housing: 66g / 2.33ounceWith housing: 164g / 5.78ouncePacking List(without housing):1 * Schumann Resonance Generator1 * USB CableORPacking List(with housing):1 * Schumann Resonance Generator1 * USB Cable1 * Transparent Housing