Medion LIFE S62010 User Manual page 98

7.3.3.
 During the call, press and hold
one of the multifunction keys (R/L)
for about 2 seconds to mute the
microphone on the earphones.
A beeping sound in the right earphone
indicates active muting.
 Press and hold one of the
multifunction buttons (R/L) again
for about 2 seconds to turn the
microphone on the earphones
back on.
Mute call
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