Samsung The Sero User Manual page 17

Setting the sound sensor
You can turn the sound sensor on or off by using its button at the bottom of the TV.
With the TV on, push the button back to turn the sound sensor on or forward to turn it off.
See the pop-up window on the TV to check whether the sound sensor is turned on or off.
• The position and shape of the sound sensor may differ depending on the model.
• During analysis using data from the sound sensor, the data is not saved.
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