7.83Hz Pure Sine Signal Generator Micro USB/Type-C Interface
ab 24,59 €
Antenna waveform: Sine wave. Interface waveform: Sine wave. Enhance Sleep Quality: Experience the natural 7.83Hz frequency with the Schumann Waves Resonance Generator. This resonance promotes relaxation, reduces stress, and aids in faster sleep onset, helping you wake up refreshed and energized.
Jetzt bei Ebay:
