ls -la /dev/snd in container:
total 0
drwxr-xr-x 4 nobody nogroup 480 Aug 3 13:40 .
drwxr-xr-x 7 root root 600 Aug 3 13:52 ..
drwxr-xr-x 2 nobody nogroup 60 Aug 3 13:40 by-id
drwxr-xr-x 2 nobody nogroup 100 Aug 3 13:40 by-path
crw-rw----+ 1 nobody nogroup 116, 10 Aug 3 13:40 controlC0
crw-rw----+ 1 nobody nogroup 116, 16 Aug 3 13:40 controlC1
crw-rw----+ 1 nobody nogroup 116, 19 Aug 3 13:40 controlC2
crw-rw----+ 1 nobody nogroup 116, 9 Aug 3 13:40 hwC0D0
crw-rw----+ 1 nobody nogroup 116, 15 Aug 3 13:40 hwC1D0
crw-rw----+ 1 nobody nogroup 116, 6 Aug 3 13:40 pcmC0D10p
crw-rw----+ 1 nobody nogroup 116, 7 Aug 3 13:40 pcmC0D11p
crw-rw----+ 1 nobody nogroup 116, 8 Aug 3 13:40 pcmC0D12p
crw-rw----+ 1 nobody nogroup 116, 2 Aug 3 13:40 pcmC0D3p
crw-rw----+ 1 nobody nogroup 116, 3 Aug 3 13:40 pcmC0D7p
crw-rw----+ 1 nobody nogroup 116, 4 Aug 3 13:40 pcmC0D8p
crw-rw----+ 1 nobody nogroup 116, 5 Aug 3 13:40 pcmC0D9p
crw-rw----+ 1 nobody nogroup 116, 12 Aug 3 13:40 pcmC1D0c
crw-rw----+ 1 nobody nogroup 116, 11 Aug 3 13:50 pcmC1D0p
crw-rw----+ 1 nobody nogroup 116, 13 Aug 3 13:40 pcmC1D1p
crw-rw----+ 1 nobody nogroup 116, 14 Aug 3 13:40 pcmC1D2c
crw-rw----+ 1 nobody nogroup 116, 18 Aug 3 13:40 pcmC2D0c
crw-rw----+ 1 nobody nogroup 116, 17 Aug 3 13:40 pcmC2D0p
crw-rw----+ 1 nobody nogroup 116, 1 Aug 3 13:40 seq
crw-rw----+ 1 nobody nogroup 116, 33 Aug 3 13:40 timer