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

New smart earplugs protect hearing without distorting sound

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