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Voice call setting
• Microphone level: Increasing the level will increase the sensitivity of the unit microphone
decreasing will decrease the sensitivity.
• Speaker level: Increasing the level will increase the volume of the unit speaker, decreasing
will decrease the level of the speaker.
• Ringing sound: By selecting Playing the unit will play the dial tone in the connection phase
of the call, by selecting Muted the unit will not play any sound in the connection phase of
the call.
• On activate input: By selecting Play beep sound (buzzer) the unit will provide audio feed
back (buzzer BEEP) when the apartment entry is selected, by selected Muted unit will
provide no audio feedback when the apartment entry is selected.
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