3 ms·
We used them in the army in the 90s, I guess one big advantage is that you can use them with a gas mask on.
by Grustaf 4y ago
We used them in the army in the 90s, I guess one big advantage is that you can use them with a gas mask on.
- spamuel 4y agoWe have voice modulators on the newer CBRN masks. Tiny mike plugs into the inside, speaker plugs on the outside.