Is it possible to make a wireless speaker out of a phone?

Question

Android

I have a quiet sound in my tablet, and I thought, is it possible to broadcast sound to the phone when watching a movie?
Do not write about the computer and TV.

Answer 1

In general, no. Perhaps there is an exception when the phone manufacturer additionally
implemented the HD Audio profile for the bluetooth adapter.
on Ali "USB Wireless Bluetooth Stereo Music Receiver Dongle with 3.5mm Jack Audio Cable"
from 80 rubles. Take a charge of 500mA and stick such a dong into it. it has regular speakers.

Answer 2

Yes, if you have Windows 10.

Your Phone app

Answer 3

Yes, why not? I think it was done through SoundWire .