Heat and moisture exchanger (HME) to be combined with Provox FreeHands FlexiVoice when speaking hands-free that comes in two versions: Moist and Flow
Provox FreeHands HME Moist: Heat and moisture exchanger (HME) that makes inhaled air more humid. Use it during the day, when you’re taking it easy.
Provox FreeHands HME Flow: HME that helps make it easier to breathe. Use it during the day when you’re physically active.
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