HW can do it. https://xnux.eu/devices/feature/audio-pp.html https://xnux.eu/devices/feature/audio-pp.html SW would probably need a bit tinkering. Make sure th

HW can do it. https://xnux.eu/devices/feature/audio-pp.html https://xnux.eu/devices/feature/audio-pp.html SW would probably need a bit tinkering. Make sure the in-call audio profile is set up correctly for recording, and some way to start/stop recording during a call.