Model：BH-80PS/K1

A．Headset
・Type：Binaural bone conduction transducer
・Headset input impedance：170Ω as required to match radio audio output.
・Transducer response：250〜4000Hz
・PPT Switch：B Type

B．Microphone ・Type：Noise cancelling microphone
・Sensitivity：-51dB
・Impedance：Max. 2.2kΩ
・Standard power supply：2.0V DC
・Current consumptoin：Max. 0.5mA
・Sensitivity reduction：Within -3dB at 1.5V