- Joined
- May 22, 2020
- Messages
- 571
- Likes
- 257
Seems this is new.
techxplore.com
New earplug can protect hearing while preserving sound quality
Hearing loss is irreversible and the most common work-related injury worldwide. Prevention is the only way to tackle this issue. But who has not been annoyed by how foam earplugs make a rock concert sound muffled and bass-heavy? or struggled to hear a colleague when wearing bulky ear protectors...
