“What is Noise Reduction Rating [NRR] measured in decibels for this Sony - Noise-Canceling Over-the-Ear Headphones ( Model: MDRZX110NC/B ) ? What is noise reduction rating [NRR] measured in decibels for this Sony - Noise-Canceling Over-the-Ear Headphones ( Model: MDRZX110NC/B ) ? For example, noise reduction rating [NRR] for the Stanley RST-63007 earmuffs is 27 Db: https://www.menards.com/main/see-more/maintenance-repair-operations/safety-security-equipment/personal-protective-equipment/hearing-protection/premium-foldable-earmuff/p-1691821.htm?cm_vc=PDPZ1”

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• Hi Slav, The total approximate noise suppression would be 13 db. For further information with regards to your concern, we recommend you to visit this link: https://docs.sony.com/release/mdrzx110nc.pdf - Jerome

  Answered by SonyListens 10 years ago

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• The total noise suppression ratio is approximately 13db.

  Answered by TheCouchman 9 years ago

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• I don't see a Noise Reduction Ratio in the manual, but there is a Noise Suppression Ratio listed which is 13db.

  Answered by alphajoe 10 years ago

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