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Sony | Headphones Connect | Help Guide | Adjusting the noise canceling function and ambient sound mode (Ambient Sound Control)
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Sony WH-1000XM4 Wireless Industry Leading Noise Canceling Overhead Headphones with Mic for Phone-Call and Alexa Voice Control, Black - Walmart.ca
Ambient Sound Mode or Noise Canceling function changes unexpectedly, or a notification sound is sometimes heard | Sony USA
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