High Precision Signal Control: Experience the stability and efficiency of our Schumann Wave Generator, designed to produce a precise 7.83Hz frequency. Ideal for scientific and audio applications, ensuring consistent performance. Adjustable Output: Tailor the generator's output to meet your specific needs with easy-to-use adjustment features. Perfect for various professional environments. Versatile Connectivity: Equipped with a standard DC5.5x2.1mm interface, this generator offers seamless compatibility with a wide range of devices. Durable and Reliable: Built to last with high-quality materials, ensuring long-term reliability and performance in demanding settings. Colour:Purple Material:PCB Note: Delivery without adapter. Due to different batches, there may be differences in product appearance and printed text, which will not affect use Package Contents: 1 * Schumann Wave Generator