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Bone Conduction Earpiece (ATEX)

The earpiece transmits sound through bone vibration in the ear canal. With ib IIC certificate, it is mounted into the helmet for professionals working in hazardous conditions such as firefighting.


Transmit sound through bone vibration to ensure clear voice in noisy environment;

Large PTT button for convenient operation;

PTT button complying with IP55.

Applicable radios: KTW128;TC-700Ex

VOX: none

PTT key: available

Top key: none

Jack: 2-pin

Microphone sensitivity: –45 dB below 1 vot/G acceleration @ 1 kHz

Speaker impedance: 32 Ω±15% @ 1 kHz

Speaker power: 200 mW (rated); 500 mW (max.)

Speaker frequency response: 82±2 dB @ 1 kHz at 0.2 W/50 cm

Color: blue & black

IP rating: IP55

Weight: about 370 g

Operating temperature: –20℃ to 50℃

Storage temperature: –20℃ to 65℃

Certification: ATEX

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