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The SNR - what does it mean, and how do you use this figure to determine the effectiveness of a hearing protector? - Essel Acoustics
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Amazon.com: TheFitLife Noise Reduction Ear Plugs - Ultra Comfortable and Reusable Silicone High Fidelity Earplugs with 23dB SNR for Musicians Concerts Motorcycle Shooting 3 Sizes Fit for Kids Men Women (White) :
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Amazon.com: Ultra Soft Ear Plugs 60 Pairs, 38db SNR Ear Plugs for Sleeping Noise Cancelling, Ear Plugs for Sleeping, Snoring, Shooting and All Loud Noise, Foam Earplugs for Sleep with Carrying Case(Light
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Amazon.com: LYSIAN Silicone Moldable Earplugs Waterproof-27dB SNR Ear Plugs for Sleeping Noise Cancelling, Shower, Work and Study-Skin Color 5 Pairs : Health & Household
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LYSIAN High Fidelity Concert Ear Plugs 2 Pairs, Musician EarPlugs SNR 23 dB Noise Reduction for Music Festivals, Drummers, DJS,Motorcycles, Raves, Games and Entertainment Events - Walmart.com
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Amazon.com: LYSIAN Ultra Soft Foam Earplugs for Sleep - 38dB SNR Loud Noise Reduction Ear Plugs for Sleeping, Work, Travel and Shooting Range -60 Pairs Value Pack(Water Blue) : Health & Household
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Elvex Quattro EP-416 Fully Metal Detectable Reusable Ear Plugs Corded (NRR 27, SNR 34) - Reusable Metal Detectable Ear Plugs by the Pair (1-50 Pairs)
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Amazon.com: LYSIAN Ultra Soft Foam Earplugs for Sleep - 38dB SNR Loud Noise Reduction Ear Plugs for Sleeping, Work, Travel and Shooting Range -60 Pairs Value Pack(Water Blue) : Health & Household
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Amazon.com: LYSIAN Silicone Moldable Earplugs Waterproof-27dB SNR Ear Plugs for Sleeping Noise Cancelling, Shower, Work and Study-Skin Color 5 Pairs : Health & Household
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