4 Hz Guru

1

4 Hz Purple Electric Waves

4 Hertz - Theta Waves (Binaural Beats)

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2

腕豪-瑟提

腕豪-瑟提

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3

Gentle Harmony Movement

Harmony Symphony: Orchestra Music Layers

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4

4 Hz Loopable (Binaural Beats)

4 Hertz - Theta Waves (Binaural Beats)

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5

4 Hz Prayer Waves

4 Hertz - Theta Waves (Binaural Beats)

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6

4 Hz Super Hyper Deep Sleep

4 Hertz - Theta Waves (Binaural Beats)

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