_7.83HZ Wave Generator Resonances Ultra Low Frequency Pulse Sleep Aid

Feature: \n 1. wave 7.83HZ extremely low frequency generator possess high accuracy and stability\n2. Adopt high stability frequency acquisition components, high stability pulse chip, accurate correction capacitor, accurate multi\u2011loop adjustable resistance, shielded solid capacitor\n3. Using newly optimized circuit design, stylish silver threaded transmitter circuit\n4. Allow people relax physically and mentally, improve the human body's perception of sounds and images, improving human health, enhance the work efficiency, and have a good effect on mental stress\n5. Made of ABS material, impact resistance, environmental protection, heat resistance and low temperature resistance \n\nSpecification: \n\nItem Type: 7.83HZ Wave Generator\nMaterial: ABS\nModel: -FM783\nPurpose: Not to directly operate on audio or video products to improve the sound quality, but to relax people's body and mind under the action of the space environment, improve the human body\u2019s perception of sound a: