Does not rely on eardrum: Let your ears breathe freely, protects your eardrum. Be alert to the surroundings, Suitable for complicated environments, good for Swat, sniper, chemical defense corps, etc
* The superiority of reducing full-spectrum noises
* Great speech intelligibility
* Comfortable fit
* Fire-proof cable and headset, Super waterproof resistant, strong and durable.
Apply to all kinds of helmet: it's compatible with all kinds of helmets.
Adjust firmness freely: Adjust the firmness of the headset according to head size..
Optional anti-noise earplugs: equipped to listen voice very clearly under high noisy environment