https://sites.google.com/view/sonavel-2021
Safe hearing levels are below 85 decibels; any hire than is (not can) harm your hearing. Continual exposure to sounds above 85 decibels can cause permanent tinnitus and, ultimately, the depend on for hearing aids to to be able to hear for a second time.
https://sites.google.com/view/sonavel-2021
https://www.bonfire.com/store/sonavel/...
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