pulseaudio: pulseaudio (PulseAudio Sound Server) pulseaudio: pulseaudio: PulseAudio is a sound server for POSIX and Win32 systems. A sound pulseaudio: server is basically a proxy for your sound applications. It allows pulseaudio: you to do advanced operations on your sound data as it passes between pulseaudio: your application and your hardware. Things like transferring the audio pulseaudio: to a different machine, changing the sample format or channel count pulseaudio: and mixing several sounds into one are easily achieved using a sound pulseaudio: server. pulseaudio: pulseaudio: