The product is equipped with a hearing protection feature to protect your ears from pressurized sound while using earphones or headphones.
The feature is set to off by default and can be manually turned on as follows:
The hearing protection feature is supported to an earphone/headphone connected to the headphone port only.
Select the Start button [
] > [All] > [Realtek Audio Console].
Connect an earphone or headphone and select the [Headphones] menu.
Set [Ear Protection] to [On] to activate the hearing protection feature.
A warning message will be displayed if the volume is high while this feature is on.