crwdns2934241:0crwdne2934241:0 Ryo Umaru (Umaruu)

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The microphone for the noise-canceling function noises

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The microphone for the noise-canceling function in the right ear occasionally emits a high-pitched howling sound, with a high noise. Which part should be replaced to fix this?

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Sony WH-1000XM4

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open