Beta Brain Wave 20 Hz - Sine 300 Hz Lyrics
| Song | Beta Brain Wave 20 Hz - Sine 300 Hz |
| Artist | Binaural Beats Central |
| Album | Beta Brain Waves 20 Hz Concentration, Studying, Alertness, Motivation, Logic Thinking |
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| Song | Beta Brain Wave 20 Hz - Sine 300 Hz |
| Artist | Binaural Beats Central |
| Album | Beta Brain Waves 20 Hz Concentration, Studying, Alertness, Motivation, Logic Thinking |