Complex sentence: This is available on almost all Linux distributions and is a more minimal PCM audio mixing solution, although it does not provide the advanced features (such as high quality resampling, device aggregation, timer-based scheduling and network audio) of PulseAudio.
Split into simpler sentences: This is available on almost all Linux distributions and is a simpler PCM audio mixing solution. It does not provide the advanced features (such as high quality resampling, device aggregation, timer-based scheduling and network audio) of PulseAudio.