Bang & Olufsen Beoplay HX Mode D'emploi page 15

FAC TO R Y R E S E T
To restore your headphones to the factory settings,
do a very long press (more than 8 seconds) on the
on/off button on the right earcup, until the LED
indicator flashed red. Then wait for the headphones
to turn off before starting the set-up process again.
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