JACK Audio Connection Kit
JACK is a professional sound server daemon that provides real-time, low latency connections for both audio and MIDI data between applications that implement its API. It is often used with a frontend such as qjackctl.
PulseAudio is a sound system for POSIX OSes, meaning that it is a proxy for your sound applications. It allows you to do advanced operations on your sound data as it passes between your application and your hardware.
PulseAudio is a sound system for POSIX OSes, meaning that it is a proxy for your sound applications. It allows you to do advanced operations on your sound data as it passes between your application and your hardware. Things like transferring the audio to a different machine, changing the sample format or channel count and mixing several sounds into one are easily achieved using a sound server.
system-audio audio-drivers