EHM04-A Earset with in-Line MIC & PTT



    Specifications of EHM04-A

    Weight about 28 g
    Color black
    PTT Key available
    VOX none
    Emergency Key none
    Connector 2-pin
    Microphone Sensitivity -42±3 dB@1 kHz 3.0 V 2.2 kilohm;0 dB=1 V/Pa
    Speaker Power 20 mW (rated); 30 mW (max.)
    Speaker Impedance 32 Ω±15%@1 kHz
    Speaker Frequency Response 102±4 dB@1 kHz at 10 mW
    IP Rating none
    Operating Temperature -20℃ to 60℃
    Storage Temperature -40℃ to 85℃
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