Yealink SIP-T48G Administrator's Manual page 195

2. Select the desired ring tone from the pull-down list of Ring Type.
3. Click Confirm to accept the change.
To change the ring tone for the account via web user interface:
1. Click on Account->Basic.
2. Select the desired ring tone from the pull-down list of Ring Type.
3. Click Confirm to accept the change.
To select a ring tone for the phone via phone user interface:
1. Press Menu->Settings->Basic Settings->Ring Tones.
2. Press or
3. Press the Save soft key to accept the change or the Back soft key to cancel.
When receiving a message, the IP phone will play a warning tone. You can customize
tones or select specialized tone sets (vary from country to country) to indicate different
conditions of the IP phone. The default tones used on IP phones are the US tone sets.
Available tone sets for IP phones:
Australia

Austria

to select the desired ring tone.
Configuring Audio Features
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