Dr. Doug's Advanced Formulation Ear Plugs - 10 Pairs Review
Dr. Doug's Advanced Formulation Ear Plugs - 10 Pairs Feature
- Dr. Doug's Ear Plugs the range of noise reduction ratings is for existing hearing protectors is approximately 0 to 30.
- Dr. Doug's Ear Plugs, Advanced Formulation Noise Reduction Rating: 32 Decibels.
- The level of noise entering a person-s ear, when hearing protector is worn as direct.
- It is closely approximated by the difference between the A-weighted environmental noise level and the NRR.
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Rerate Products
Customer Review
Jun 22, 2011 14:29:12
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