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POA104-Ex

Helmet Remote Speaker Microphone Kit (ATEX)

Compatible with helmets

Applicable radios: PD71X Ex;PD79X Ex

VOX: none

PTT key: none

Top key: none

Interface: QR4 connector

Microphone sensitivity: –42±3 dB @ 1 kHz 3.0 V 2.2 K, 0 dB = 1 V/Pa

Speaker impedance: 32 Ω±15% @ 1 kHz

Speaker power: 10 mW (rated); 20 mW (max.)

Speaker frequency response: 103±3 dB @ 1 kHz 10 mW/1 cm

Color: black

IP rating: IP54

Weight: about 70 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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