7.83 Hz Alpha Schumann Resonance Binaural Beat Pure Sine: REM Sleep and Lucid Dreaming

7.83 Hz Alpha Schumann Resonance Binaural Beat Pure Sine: REM Sleep and Lucid Dreaming,90 mins,

• 7.83 Hz Alpha Schumann Resonance Binaural Beat Pure Sine: REM Sleep and Lucid Dreaming