Schumann Wave Generator 0.1Hz-30kHz Pure Sine Frequency Modulated Signal with Multiple Waveforms

Product Details ①. Made with materials, ensuring stable frequency performance for reliable signal output. ②. Outputs 7.83Hz Schumann wave with programmable frequency modulation (0.1Hz to 30kHz), enabling customization of frequency settings. ③. Two versions available: Green Minimalist Version outputs only sine wave; Black Version supports sine wave, square wave, and inverted square wave, meeting diverse usage needs. ④. Adopts digital circuit crystal oscillator frequency reference, enhancing stability and anti-interference capabilities for consistent operation. ⑤. Uses DC 5.52.1 or Micro USB power interface, compatible with power banks, USB chargers, or other USB-powered devices for flexible use. Specifications ①. Material: Plastic (circuit board and housing). ②. Colour: White (Green Minimalist Version); Black (Black Version). ③. Circuit Board Size: Black Version: Approx. 1514CM; Green Minimalist Version: Approx. 1510CM. ④. Dimensions with Housing (Black Version): Approx. 15.514.52.8CM. ⑤. Power Supply Interface: Black Version: DC 5.52.1; Green Minimalist Version: Micro USB. ⑥. Power Supply Voltage: 5V. ⑦. Rated Power Consumption: <1W. ⑧. Default Frequency: 7.83Hz (Schumann wave). ⑨. Frequency Adjustment Range: 0.1Hz to 30,000Hz. ⑩. Sine Wave Signal Voltage Amplitude: 3V. ⑪. Square Wave Signal Voltage Amplitude: 5V. ⑫. Waveform Output: Black Version supports sine wave, square wave, inverted square wave; Green Minimalist Version outputs only sine wave. ⑬. Black Version Specification: Includes Headphones + USB Cable. Packing List ①. 1Schumann Wave Generator ②. 1USB Cable ③. 1Earphone Warm Tips ①. Note: Due to light reflection and different displays, the actual color of the item may slightly differ from the image. ②. Use the correct power supply interface (DC 5.52.1 for Black Version; Micro USB for Green Minimalist Version) and ensure the power source provides 5V voltage for proper operation.