Endowed with amplifier
to discreetly listen to distant conversations.
Equipped with Windscreen protection and a mechanic
vibration attenuation device. Case and earpiece
are included.
- Microphone type: condenser
and electret
- Sensitivity: -60 dB (1 kHz,
0 dB = 1v/µbar)
- Operative range: 50 Hz ~
10 kHz
- S/N ratio: 40 dB or over
- Listening range:about 100
meters
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