7,83Hz Schumann Resonator 0,1-99999Hz Adjust Frequency Pulse Sinus Generator
ab 9,22 €
Antenna Waveform: Sine Wave. Usage: use the phone charging plug with Android cable boot start, the frequency default 7.83Hz, directly enter the keyboard number press OK (ok) button, that is, set the frequency successfully, for example: to enter the frequency of 888Hz - power on the keyboard directly press the number [8] [8] [8] [8] and then press the [ok] button, you can set the success.
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