Deep sleep technique

5 out of 5 based on 1 customer rating
(1 customer review)

get 8 hours of unbroken deep sleep every night just plug in and press play.

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SLEEP SYNC uses specialist audio recordings containing brainwave entrainment tones and pulses, combined with volume modulation effects. These recordings have been embedded into deeply soothing music soundtracks, which have been carefully crafted to induce sleep.

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1 review for Deep sleep technique

  1. 5 out of 5


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