dpkg -l | grep "pulse"

im@im:~$ dpkg -l | grep "pulse"
ii  gstreamer0.10-pulseaudio              0.10.21-1ubuntu3                                GStreamer plugin for PulseAudio
ii  libcanberra-pulse                     0.22-1ubuntu2                                   PulseAudio backend for libcanberra
ii  libpulse-browse0                      1:0.9.22~0.9.21+stable-queue-32-g8478-0ubuntu14 PulseAudio client libraries (zeroconf suppor
ii  libpulse-mainloop-glib0               1:0.9.22~0.9.21+stable-queue-32-g8478-0ubuntu14 PulseAudio client libraries (glib support)
ii  libpulse0                             1:0.9.22~0.9.21+stable-queue-32-g8478-0ubuntu14 PulseAudio client libraries
ii  libsox-fmt-pulse                      14.3.0-1.1build1                                SoX PulseAudio format I/O library
ii  pulseaudio                            1:0.9.22~0.9.21+stable-queue-32-g8478-0ubuntu14 PulseAudio sound server
ii  pulseaudio-esound-compat              1:0.9.22~0.9.21+stable-queue-32-g8478-0ubuntu14 PulseAudio ESD compatibility layer
ii  pulseaudio-module-bluetooth           1:0.9.22~0.9.21+stable-queue-32-g8478-0ubuntu14 Bluetooth module for PulseAudio sound server
ii  pulseaudio-module-gconf               1:0.9.22~0.9.21+stable-queue-32-g8478-0ubuntu14 GConf module for PulseAudio sound server
ii  pulseaudio-module-x11                 1:0.9.22~0.9.21+stable-queue-32-g8478-0ubuntu14 X11 module for PulseAudio sound server
ii  pulseaudio-module-zeroconf            1:0.9.22~0.9.21+stable-queue-32-g8478-0ubuntu14 Zeroconf module for PulseAudio sound server
ii  pulseaudio-utils                      1:0.9.22~0.9.21+stable-queue-32-g8478-0ubuntu14 Command line tools for the PulseAudio sound
ii  vlc-plugin-pulse                      1.0.6-1ubuntu1.7                                PulseAudio plugin for VLC