Staff who work such performances often will wear SOME kind of hearing protection. Some earplugs protect from harmful sounds while still allowing normal conversation. SONIC VALVE was one brand. Dunno if they are still in business or not.
May 12, 2016
Staff who work such performances often will wear SOME kind of hearing protection. Some earplugs protect from harmful sounds while still allowing normal conversation. SONIC VALVE was one brand. Dunno if they are still in business or not.