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Bone Conduction Earpiece (ATEX)

The earpiece complies with ib IIC/IIIC Ex. standards, ideal for intrinsically safe environments which require helmets and are of low noise, such as oil and mining industries.


Dual-PTT, ergonomic design for easy gripping even when wearing gloves. In addition, it is compatible with helmets.

Applicable radios: PD71XEx;PD79XEx

VOX: none

PTT key: available

Top key: none

Interface: 16-pin connector

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 0.2 W/50 cm

Color: blue & black

IP rating: IP55

Weight: about 450 g

Operating temperature: –20℃ to 50℃

Storage temperature: –20℃ to 65℃

Certification: ATEX

(Ex ib IIC T4 

 Ex ib IIIC T135℃)

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