140 Hz: Tone to Help you Learning (Gamma Waves)
240 Hz: Accelerated Learning (Gamma Waves)
340 Hz: Focus (Gamma Waves)
440 Hz: Concentration (Gamma Waves)
540 Hz: Active Brain (Gamma Waves)
640 Hz: Genius Brain Frequency (Gamma Waves)
740 Hz: Binaural Beats(Gamma Waves)
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