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Binaural Study Deep Focus Frequency
| # | Title | Album | |
|---|---|---|---|
| |  | 40 Hz Binaural Frequencies for Deep Focus and Concentration - Study Sounds for Productivity and Academic Success | 4 : 00 |
| | | 40 Hz Binaural Frequencies for Deep Focus and Concentration - Study Sounds for Productivity and Academic Success | 2 : 50 |
| |  | Ultimate 30 Hz Binaural Brain Waves for Deep Focus, Concentration, and Study Success | 1 : 11 |