pcm.real { type hw card 0 device 0 } pcm.dmixer { type dmix ipc_key 1024 ipc_perm 0666 slave.pcm "real" slave { period_time 0 period_size 1024 buffer_size 8192 rate 44100 } bindings { 0 0 1 1 } } ctl.dmixer { type hw card 0 } pcm.softvol { type softvol slave.pcm "dmixer" control { name "PCM" # Masquerade as the default "PCM" sound device on Pi card 0 } } pcm.!default { type plug slave.pcm "softvol" }