QuietOn Earplugs
Low frequency noise that normal earplugs can't block
Screenshots
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Hunter's comment
QuietOn earplugs join propelled clamor retraction innovation with acoustic commotion constriction empowering you to locate your own peacefulness. Its dynamic clamor scratch-off is intended to decrease low recurrence 'bass' commotions that customary ear plugs can't square, for example, the murmur of plane motors and typical foundation commotion. With commotion dropping capacity up to 40 dB, QuietOn is on indistinguishable dimension from the best on-ear clamor dropping earphones without the mass.
Link
https://www.indiegogo.com/products/quieton-active-noise-cancelling-earplugs--3
Contributors
Hunter: @raiseup
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i think we already have these.
https://steemhunt.com/@steempoweruser/quieton-sleep-kill-snoring-active-noise-cancellation-20-hour-battery
sorry, i've delisted this.
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