Simple mixer control 'Master',0
  Capabilities: pvolume
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 127
  Mono:
  Front Left: Playback 95 [75%] [-1024.00dB]
  Front Right: Playback 95 [75%] [-1024.00dB]
Simple mixer control 'Capture',0
  Capabilities: cvolume cswitch
  Capture channels: Front Left - Front Right
  Limits: Capture 0 - 127
  Front Left: Capture 127 [100%] [0.00dB] [off]
  Front Right: Capture 127 [100%] [0.00dB] [off]