PulseAudio Device Chooser (padevchooser) is a simple GTK tool which
registers an icon in the tray area and allows quick access to
some features of the PulseAudio sound server. Specifically it can
do for you: * Notify about new sink/sources becoming available on
the LAN

* Quickly change the default PulseAudio sink/source/server assigned
to the current X11 display, selecting devices available on the
LAN

* Start the auxiliary tools PulseAudio Volume Control, PulseAudio
Volume Meter, PulseAudio Manager, PulseAudio Preferences