Bluetooth headsets not recognized in Pulseaudio

Force Bluetooth headset/speaker to be recognized in Linux

sudo pactl load-module module-bluetooth-discover

Force A2DP Bluetooth high-fidelity audio on Linux via Pulseaudio control panel

pavucontrol

Under pavucontrol Configuration tab, selections include for your Bluetooth device

Profile audio type direction
A2DP high-fidelity 0-24 kHz stereo one way playback
HSP low-fidelity 0-4 kHz monaural two way talk/listen for Skype et al

reference