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features:
·Acoustic tube ear/microphone for two-way radio .
·Talk and listen without holding the radio.
. With coiled PU cable for retractable use
·High-quality transparent acoustic earphone made of durable.
·The unite provides and discreet communication.
·Available for Icom, standard, Yaesu, Motorola, transceiver and other brands.
Properties:
Microphone:
Microphone size: 9.7*5.0 mm
Frequency response: 20- 16000 Hz
Sensitivity: -36dB± 2dB
Impedance: 2.2K ohms
Speaker:
Speaker size: 13mm
Sound pressure level: 87dB ±3dB
Impedance: 32 ohms ± 15%
Audio output: 30mW
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