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SNR 23 H-22dB M-21dB L-21dB. • Patent pending technology | 2004011.9. • May reduce symptoms of sensitive hearing. • When travelling / commuting. • When in noisy areas. • Whilst around noisy eaters. • In a busy kitchen.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.