tak sem dal ten příkaz sudo aplay -L a vyjelo mi tohle : default
Playback/recording through the PulseAudio sound server
sysdefault:CARD=Intel
HDA Intel, HDA Generic
Default Audio Device
front:CARD=Intel,DEV=0
HDA Intel, HDA Generic
Front speakers
surround40:CARD=Intel,DEV=0
HDA Intel, HDA Generic
4.0 Surround output to Front and Rear speakers
surround41:CARD=Intel,DEV=0
HDA Intel, HDA Generic
4.1 Surround output to Front, Rear and Subwoofer speakers
surround50:CARD=Intel,DEV=0
HDA Intel, HDA Generic
5.0 Surround output to Front, Center and Rear speakers
surround51:CARD=Intel,DEV=0
HDA Intel, HDA Generic
5.1 Surround output to Front, Center, Rear and Subwoofer speakers
surround71:CARD=Intel,DEV=0
HDA Intel, HDA Generic
7.1 Surround output to Front, Center, Side, Rear and Woofer speakers
hdmi:CARD=Intel,DEV=0
HDA Intel, HDMI 0
HDMI Audio Output
dmix:CARD=Intel,DEV=0
HDA Intel, HDA Generic
Direct sample mixing device
dmix:CARD=Intel,DEV=3
HDA Intel, HDMI 0
Direct sample mixing device
dsnoop:CARD=Intel,DEV=0
HDA Intel, HDA Generic
Direct sample snooping device
dsnoop:CARD=Intel,DEV=3
HDA Intel, HDMI 0
Direct sample snooping device
hw:CARD=Intel,DEV=0
HDA Intel, HDA Generic
Direct hardware device without any conversions
hw:CARD=Intel,DEV=3
HDA Intel, HDMI 0
Direct hardware device without any conversions
plughw:CARD=Intel,DEV=0
HDA Intel, HDA Generic
Hardware device with all software conversions
plughw:CARD=Intel,DEV=3
HDA Intel, HDMI 0
Hardware device with all software conversions