We have collected the most relevant information on Pulseaudio System Mode Bluetooth. Open the URLs, which are collected below, and you will find all the info you are interested in.
Bluetooth - freedesktop.org
https://freedesktop.org/wiki/Software/PulseAudio/Documentation/User/Bluetooth/#:~:text=Using%20bluetooth%20when%20running%20PulseAudio%20in%20the%20system,add%20this%20to%20%2Fetc%2Fpulse%2Fsystem.pa%3A%20load-module%20module-bluetooth-discover%20load-module%20module-bluetooth-policy
Bluetooth - freedesktop.org
https://freedesktop.org/wiki/Software/PulseAudio/Documentation/User/Bluetooth/
It's possible to force PulseAudio to only enable HSP or HFP with the "headset" option of module-bluetooth-discover (configured in /etc/pulse/default.pa). By default the option is set to "auto", but if it's set to "native", then only HSP is enabled, and if the option is set to "ofono", then only HFP is enabled.
Running PulseAudio as System-Wide Daemon – PulseAudio
https://www.freedesktop.org/wiki/Software/PulseAudio/Documentation/User/SystemWide/
When PulseAudio starts in the system mode, it will change its user and group from root to pulse in order to not have too many privileges. The pulse user needs to be in the audio and bluetooth groups in order to be able to use ALSA and bluetooth devices. All users that need access to PulseAudio have to be in the pulse-access group, even root.
Pulseaudio / A2DP Bluetooth don't work in system mode, but ...
https://raspberrypi.stackexchange.com/questions/42265/pulseaudio-a2dp-bluetooth-dont-work-in-system-mode-but-work-work-fine-under
Switching from user mode (so that a logged in user gets access to all the audio hardware) to system mode (so the the hardware is up and running all the time the machine is up) - which is what you might want in server set-ups - has proven awkward in the past - indeed Pulse Audio shares the same father as Systemd (Lennart Pottering) - so one might hope the two …
Connecting to a bluetooth speaker with pulseaudio
http://tgarc.github.io/2015/03/24/connecting-to-a-bluetooth-speaker-with-pulseaudio/
Exit and save. Now we can start the pulseaudio daemon $ pulseaudio --start Now to pair the device we use bluez-simple-agent. Make sure to put bluetooth speaker in pairing mode first. $ bluez-simple-agent hci0 00:11:67:8C:17:80 Finally, we’ll connect to the bluetooth speaker using the MAC address you obtained earlier
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