Sony WI-1000XM2 Help Manual page 87

Note
If the C (custom) button is set as the Google Assistant button, the noise canceling function and Ambient Sound Mode cannot be
switched from the headset. You can also change the settings of the noise canceling function and Ambient Sound Mode with the
"Sony | Headphones Connect" app.
If the C (custom) button is set as the Amazon Alexa button, the noise canceling function and Ambient Sound Mode cannot be
switched from the headset. You can also change the settings of the noise canceling function and Ambient Sound Mode with the
"Sony | Headphones Connect" app.
The headset cannot fully perform the noise canceling function unless the supplied earbuds are used.
The headset cannot fully perform the noise canceling function unless the earbuds are firmly inserted into the ears. Adjust the
headset into a comfortable position.
Related Topic
About the voice guidance
Turning on the headset
What is noise canceling?
Listening to ambient sound during music playback (Ambient Sound Mode)
What you can do with "Sony | Headphones Connect" app
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