User manual

IP Intercom
3.4 Programmable keys
This function is reserved for the future.
3.5 Voice
You can manage the speaker volume ranks and microphones which showed in the following table. Please note that in
most cases, if you open the microphone and switch to level 7, then don’t use speaker volume more than level 4,
unless you can ensure that your coverage is small or noise reduction level is high.
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