.....no laptop/desktop info..
...number of speakers...
2
.....distro...............
Ubuntu 7.04 \n \lDISTRIB_ID=UbuntuDISTRIB_DESCRIPTION="Ubuntu 7.04"
.....System..............
Linux luca-laptop 2.6.20-16-generic #2 SMP Thu Jun 7 20:19:32 UTC 2007 i686 GNU/Linux
.....vendor/dev id.......
8086 27d8
.....vendor/dev module...

.....lspci info.........
00:1b.0 Audio device: Intel Corporation 82801G (ICH7 Family) High Definition Audio Controller (rev 01)
.....alsa driver........
1.0.14rc1
.....alsa lib...........
1.0.13
.....alsa utils.........
1.0.13
.....alsa modules.......
snd_hda_intel
.....alsa cards.........
 0 [Intel          ]: HDA-Intel - HDA Intel
                      HDA Intel at 0xefebc000 irq 19
.....codec..............

Codec: SigmaTel STAC9200

.....amixer summary.....
amixer set 'Master',0 87%,87% on
amixer set 'PCM',0 71% 71%
amixer set 'Capture',0 Capture 15 100%,Capture 15 100% on
amixer set 'Capture Mux',0 25% 25%
amixer set 'Input Source',0 Items: 'Mic' Item0: 'Mic'
.....amixer............
Simple mixer control 'Master',0
  Capabilities: pvolume pswitch
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 31
  Mono:
  Front Left: Playback 27 [87%] [-6.00dB] [on]
  Front Right: Playback 27 [87%] [-6.00dB] [on]
Simple mixer control 'PCM',0
  Capabilities: pvolume
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 255
  Mono:
  Front Left: Playback 181 [71%] [-14.80dB]
  Front Right: Playback 181 [71%] [-14.80dB]
Simple mixer control 'Capture',0
  Capabilities: cvolume cswitch
  Capture channels: Front Left - Front Right
  Limits: Capture 0 - 15
  Front Left: Capture 15 [100%] [22.50dB] [on]
  Front Right: Capture 15 [100%] [22.50dB] [on]
Simple mixer control 'Capture Mux',0
  Capabilities: volume
  Playback channels: Front Left - Front Right
  Capture channels: Front Left - Front Right
  Limits: 0 - 4
  Front Left: 1 [25%] [10.00dB]
  Front Right: 1 [25%] [10.00dB]
Simple mixer control 'Input Source',0
  Capabilities: enum
  Items: 'Mic'
  Item0: 'Mic'
................End tsalsa............................