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Squealing sound on Bluetooth phone calls

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9.8K views 5 replies 6 participants last post by  Nohalonga  
Everyone I have talked to through my car (also ‘12 Si) says the same thing as well… I can’t hear it and they sound clear as day but tell me its a crazy high pitched whining noise on their end lol - I was trying to find the microphone but couldn’t upon first glance.
I have an iPhone….
 
owns 2012 Honda Civic Si