Helps adults to have quality sleep – longer REM and deep sleep. Longer REM will enhance long term memory retention. On the other hand, longer deep sleep will improve body tissues repair and immunity system. Contains 12 sleep Soundwave, 8 hrs for each Soundwave. Able to switch to 30minutes playback mode by pressing the on button twice – SMART Pillow will emit 2 beeps to indicate you have switched to 30 minutes playback mode.
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