Sound Configurations

✔ For devices with single button E21/ R20/ R23/ R26 and devices with multiple numeric keyboard R27: Go to Phone - Voice to configure.

Mic Volume: To configure microphone volume.


Speaker Volume: To configure speaker volume.


Open Door Warning: Disable it, users will not hear the prompt voice when the door is opened.


IP Announcement (Devices with single button only): To setup the IP announcement active time. Over the configured value, the phone will not announce the IP when users hold the button.



IP Announcement Loop Times: setup number of IP announcement, it can be from “0” to “10”. The default value is “1” when it is set to “0” door phone will continuously announce its IP address till you press the call button again.

RingBack Upload: To upload the ring back tone by users themselves.


Opendoor Tone Upload: To upload the open door tone by users themselves.



✔ For devices with touch screen - R29:

Go to Phone - Call Feature - Others to configure call volume.

Call Volume: When R29 dials out a call, it will prompt the “du” sound. To configure the call volume by users themselves.


Go to Phone - Voice to configure mic volume.


Go to Intercom - Door Setting General to configure the open door tone.　　


Go to Phone - Import/Export - Open Door Tone to upload the open door tone by users themselves.

Open Door Tone: Disabled it, users will not hear the “the door is opened” announcement.


Go to Intercom - Advanced - Open Door Warning to configure open door warning.

Open Door Warning: Disable it, users will not hear the prompt voice when the door is opened or closed.

✔ For devices with single button E21/ R20/ R23/ R26 and devices with multiple numeric keyboard R27: N/A

✔ For devices with touch screen - R29: Go to volume interface to configure.

Call Volume: When R29 dials out a call, it will prompt the “du” sound. To configure the call volume by users themselves.

AD Volume: When the door is opened, the phone will announce the opendoor tone. To configure the AD volume by users themselves.

Key Volume: When touch the screen, that will be a prompt sound. To configure the key volume by users themselves.