crw-rw----   1 root audio 14, 4 Aug  2 20:36 audio
crw-rw----   1 root audio 14, 3 Aug  2 20:36 dsp
crw-rw----   1 root audio 14, 0 Aug  2 20:36 mixer
crw-rw----   1 root audio 14, 1 Aug  2 20:36 sequencer