Yealink CP969 Administrator's Manual page 362

Administrator's Guide for SIP-T5 Series Smart Media Phones
To configure call hold tone and call hold tone delay via web user interface:
Click on Features->General Information.
1.
Select the desired value from the pull-down list of Play Hold Tone.
2.
Enter the desired time in the Play Hold Tone Delay field.
3.
Click Confirm to accept the change.
4.
To configure call hold method via web user interface:
Click on Features->General Information.
1.
Select the desired value from the pull-down list of RFC 2543 Hold.
2.
Click Confirm to accept the change.
3.
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