Sennheiser ConC 400 Series Instruction Manual page 25

Using the earbuds
Usage modes
The earbuds can be operated in the following usage modes:
• In Relax mode, only the active noise cancellation ANC is active.
• The Communication
larly clearly and distinctly.
• In Stream mode, you can play back music.
Using the multi-function button
1. Relax mode
Operation
Short-press 1x
Short press 1x
Press for 2 sec –
Hold 2s
Double tap
Tap 2x
2. Communication mode
Operation
Short-press 1x
Short press 1x
Press for 2 sec Relax mode
Hold 2s
Double tap
Tap 2x
3. Stream mode
Operation
Short-press 1x
Short press 1x
Press for 2 sec Relax mode
Hold 2s
Double tap
Tap 2x
mode emphasizes ambient sounds particu-
Left earbud
Reduces the ambi-
ent volume
Activates the
voice assistant
Left earbud
Reduces the
volume of commu-
nication enhance-
ment
Activates the
voice assistant
Left earbud
Ambient sounds
are better audi-
ble, even during
the music stream;
the stream
becomes quieter
Activates the
voice assistant
Right earbud
Increases the
ambient volume
Communication
mode
Starts/pauses
playback or deac-
tivates the voice
assistant
Right earbud
Increases the
volume of commu-
nication enhance-
ment
Clarity Boost on/
off
Starts/pauses
playback or deac-
tivates the voice
assistant
Right earbud
Ambient sounds
are less audible
for an undis-
turbed music
stream; the
stream becomes
louder
Communication
mode
Starts/pauses
playback or deac-
tivates the voice
assistant
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