USER        PID ACCESS COMMAND
/dev/snd/controlC1:  dave       2303 F.... pulseaudio
/dev/snd/controlC0:  dave       2303 F.... pulseaudio
                     dave       4216 F.... plugin-containe
/dev/snd/pcmC0D0c:   dave       4216 F...m plugin-containe
/dev/snd/pcmC0D0p:   dave       2303 F...m pulseaudio