pcm.card1 { type hw card 1 } pcm.!default { type plug slave.pcm "dmixer" } pcm.dmixer { type dmix ipc_key 1025 slave { pcm "hw:1,0" period_time 0 period_size 1024 buffer_size 4096 periods 128 rate 44100 } bindings { 0 0 1 1 } }