Hi PC,
i am looking for the same solution.
The only solution i can think of is to use voice over BLE.
Here is an example:
https://dev.ti.com/tirex/explore/node?node=AFqrqQ6ChsQGd9nzgnY9Sg__RW99gST__LATEST
But you have to work with audio compression and reduce the sample rate to send stereo audio signals.
Best regards,
Michael