Handset, Special Design with Balanced Microphone
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Termination Unterminated
Application HF Radio
Built-In PTT Yes, With Bezel
PTT Type Make / Break Sequence
Microphone Type Dynamic
Mic Impedance 300 Ohms
Mic Frequency Response 300 to 4500 Hz
Mic Sensitivity 10 Mv RMS
Microphone Directivity Noise Cancellation
Earphone Type Dynamic
Earphone Impedance 300 Ohms
Earphone Frequency Response 300 to 3500 Hz
Earphone Sensitivity 354 Mv RMS
Immersion 1 Meter / 2 Hours
Temperature Range c -45 to +65
Temperature Range (f) -40 to +150
Housing Material Polycarbonate Glass
Color Non-Reflective Black
The CJ-H-250300B utilizes a balanced microphone, as required for some radio systems, such as the Barret HF radio.
CJ-H-250-300B Handset