Using The Noise Canceling Function - Sony WH1000XM4/SMIN Help Manual

Help Guide
Wireless Noise Canceling Stereo Headset
WH-1000XM4

Using the noise canceling function

If you use the noise canceling function, you can enjoy music without being disturbed by ambient noise.
Turn on the headset.
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You will hear the voice guidance say, "Power on".
The noise canceling function is turned on automatically.
To turn off the noise canceling function
Press the CUSTOM button repeatedly to turn off the noise canceling function.
Each time the button is pressed, the function switches as follows and is announced by the voice guidance.
The Ambient Sound Mode: ON
The noise canceling function: OFF/The Ambient Sound Mode: OFF
The noise canceling function: ON
About the instruction manual video
Watch the video to find out how to use the noise canceling function.
https://rd1.sony.net/help/mdr/mov0012/h_zz/
Hint
If you connect the supplied headphone cable while using the noise canceling function with a Bluetooth connection, the Bluetooth
function is turned off, but you can continue to use the noise canceling function.
When you use the headset as ordinary headphones, turn off the headset and use the supplied headphone cable.
You can also change the settings of the noise canceling function and Ambient Sound Mode with the "Sony | Headphones
Connect" app.
Note
If the CUSTOM button is set as the Google Assistant button, the noise canceling function and Ambient Sound Mode cannot be
switched from the headset. In this case, you can change the settings of the noise canceling function and Ambient Sound Mode
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