Yaesu FT-991A,FT-891,FT-818ND,FT-897D,FT-857D,FT-450D,FT-817ND,FT-818 HF Trasceiver. High quality speaker and microphone provides clear audio communication. 1×Speaker Microphone MH-31A8J. 8 pins Crystal Head Plug-in for HF Transceiver FT-991A,FT-891,FT-897D,FT-857D,FT-450D,FT-818ND.
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