19-11-2023, 09:37 PM
I suspect those are similar to the in-ear monitoring musicians use on stage. They act like earplugs, which I imagine are needed as PPE in that noisy environment.
Earpieces
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RE: Earpieces - by Neil Jones - 03-11-2023, 10:12 PM
RE: Earpieces - by Manclad83 - 04-11-2023, 12:33 AM
RE: Earpieces - by Neil Jones - 19-11-2023, 07:55 PM
RE: Earpieces - by Steve in Pudsey - 19-11-2023, 09:37 PM
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