Description : Brand Bose Packing as photos shown Bose A20 Aviation Headset Boom Mic, Electret High Impedance Microphone Repair your own A20 headset with this brand new Bose OEM boom mic Electret microphone. Designed for all Bluetooth and non-Bluetooth A20 models. Comes with full bracket and screws. Extremely easy to install, plug and play, no soldering required. You can use this mic to convert your military 5 ohms low impedance A20 headset microphone to high impedance so it may be used in civilian general aviation aircraft.
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