Yealink CP960 - Using Your IP Phone as Bluetooth Speaker

Connecting Bluetooth Devices and PC
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3. Turn on Phone audio.
4. Tap to accept the change or to cancel.
Using Your IP Phone as Bluetooth Speaker
You can enable the media audio feature to use the IP phone as a Bluetooth speaker for music
played on your mobile phone.
To configure the media audio feature:
1. Pair and connect the Bluetooth-Enabled mobile phone.
2. Tap after the connected mobile phone name.
3. Tap the switch button in Media audio field.