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English
Note:
● Please observe local safety regulations when using the
handset.
● The ringer, signal tones and handsfree talking (speaker-
phone mode) are played over the loudspeaker. Do not
hold the handset to your ear when it rings, when a signal
tone is emitted or if speakerphone mode is switched on.
Otherwise you may seriously and permanently impair
your hearing.
● A transmitter signal is emitted by your handset. Please
observe local safety regulations.
● Handsets can interfere with the operation of medical
equipment. Please observe the technical requirements
of the relevant environment (hospital, for instance).
● The handset can cause unpleasant humming in hearing
aids.
● To avoid mutual interference, do not operate the handset
in the vicinity of electronic equipment.
● Only use the charging unit provided to charge the hand-
set outside the Ex zone.
● If you give your handset to someone else, remember to
include the operating manual with it.
Using the OpenStage M3 Ex / OpenStage M3
Ex Plus
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