Simple mixer control 'Master',0
  Capabilities: pvolume pswitch
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 127
  Mono:
  Front Left: Playback 55 [43%] [-30.00dB] [on]
  Front Right: Playback 55 [43%] [-30.00dB] [on]
Simple mixer control 'PCM',0
  Capabilities: pvolume
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 255
  Mono:
  Front Left: Playback 109 [43%] [-29.20dB]
  Front Right: Playback 109 [43%] [-29.20dB]
Simple mixer control 'Capture',0
  Capabilities: cvolume cswitch
  Capture channels: Front Left - Front Right
  Limits: Capture 0 - 63
  Front Left: Capture 51 [81%] [0.00dB] [on]
  Front Right: Capture 51 [81%] [0.00dB] [on]