Configuring the Yealink EXP20 LCD Expansion Module
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If you leave this field blank, the LCD screen of the EXP20 LCD expansion module will
display “the value specified in the Value field” (e.g., 224.5.6.120:8008).
5.
Click Confirm to accept the change.
You can configure an Ext key as the group listening key. Then you can activate the
Speakerphone mode and Handset/Headset mode at the same time by pressing the
group listening key. It is suitable for the group conversation which has more than one
person at one side. You are able to speak and listen using the handset/headset;
meanwhile the others nearby can only listen using the speaker. You can get back to the
previous mode by pressing the group listening key again.
To configure an Ext key as the group listening key:
1.
Click on DSSKey->Ext Key.
2.
In the desired Ext key field, select Group Listening from the pull-down list of Type.
3.
Enter the desired value in the Label field or leave it blank.
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