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Using the headphones
20 |
HD 4.40BT
Adjusting the volume
WARNING
Danger due to high volume levels!
Listening at high volume levels for long periods of time can lead to
permanent hearing defects. Switching between audio sources may
cause enormous volume jumps that can permanently damage your
hearing.
Before putting the headphones on and before switching between
X
audio sources, adjust the volume to a low level.
Do not continuously expose yourself to high volume levels.
X
You can adjust the volume for music and calls.
Press the Volume +/- buttons once to increase or decrease the volume.
X
You hear a beep sound. When the maximum volume is reached, you hear an
alert tone.
Press
Function
1x
1x
Signal
Increases the volume
Decreases the volume
"beep"
"beep"
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