Review: Kokoon Sleep Headphones are a solid concept, but not for everyone | AppleInsider
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Amazon.com: Gen 1 - Kokoon - WirelessHeadphones - Active Noise Cancelling Headphones Perfect for Travel and Meditation - App for Relaxation and Mindfulness - Black : Electronics
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Kokoon Nightbuds, hands on: Turn on, tune in, drop off to sleep | ZDNET
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Kokoon Nightbuds vs Kokoon Relax sleep headphones: which headphones will improve your snooze? | T3
A Headphone For Sleeping - Meet The Kokoon, Uniquely Designed To Tune Things Out - Magnetic Magazine