pulseaudio-equalizer - 16.1+dfsg1-2+pureos1 main

PulseAudio, previously known as Polypaudio, is a sound server for POSIX and
WIN32 systems. It is a drop in replacement for the ESD sound server with
much better latency, mixing/re-sampling quality and overall architecture.
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This package provides an equalizer sink and an interface to configure the
equalizer, qpaeq.
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The module is called module-equalizer-sink.