Connect to Bluetooth speaker
Unable to connect my mini Mac to mi bluetooth speaker
Question marked as
- Make sure the speaker is turned on and discoverable (see the device’s documentation for details).
- On your Mac, choose Apple menu
> System Settings, then click Bluetooth 
in the sidebar. (You may need to scroll down.) - Hold the pointer over the device in the list, then click Connect.
Please see: Connect a Bluetooth device with your Mac - Apple Support