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New smart earplugs protect hearing without distorting sound

  • Scientists at SINTEF, a Norwegian research organization, partnered with Minuendo to develop new smart earplugs.
  • These earplugs combine the best features of passive and active ear protectors.
  • They use piezoelectric microtechnology to control volume without distorting sound quality.
  • The earplugs offer both hearing protection and sound clarity, and have the potential to become more affordable and compact in the future.

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