5V DC Adjustable Schumann Wave Generator (0.1Hz-99999Hz) - Sine Wave Signal Output with External Antenna & Micro USB Interface

VOKTTA. 1. The frequency adjustable range is wide 0.1Hz-99999Hz), accurately meeting different needs. 2. Dual channel output supports external antenna boards to achieve serial expansion of multiple devices. 3. The default frequency is 7.83Hz, and the desired frequency can be set with just one click, making the operation simple and convenient. 4. Key operation, simple and convenient design, even beginners can easily get started, with no pressure in operation. 5. The host can connect up to 10 antenna motherboards, suitable for various application needs. Features: 1. The frequency adjustable range is wide 0.1Hz-99999Hz), accurately meeting different needs. 2. Dual channel output supports external antenna boards to achieve serial expansion of multiple devices. 3. The default frequency is 7.83Hz, and the desired frequency can be set with just one click, making the operation simple and convenient. 4. Key operation, simple and convenient design, even beginners can easily get started, with no