defunc TRUE TALK Mode D'emploi page 6

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PURE VOICE™ BY BONE
CONDUCTOR SENSOR
TECHNOLOGY
Make your voice heard without ambient sound. Pure Voice™ bone
conductor sensor technology creates an advanced version of ENC,
providing you with the best possible conditions for conversations in
noisy or windy surroundings.
MICROPHONE PICKING UP
SOUND BY REGISTERING
SKULL BONE VIBRATIONS
BONE CONDUCTION
SENSOR REGISTERING
MICROPHONE FOR VOICE,
FILTERING OUT AMBIENT
JAW MOVEMENT
SOUND