aplay -L

default
    Playback/recording through the PulseAudio sound server
surround21
    2.1 Surround output to Front and Subwoofer speakers
surround40
    4.0 Surround output to Front and Rear speakers
surround41
    4.1 Surround output to Front, Rear and Subwoofer speakers
surround50
    5.0 Surround output to Front, Center and Rear speakers
surround51
    5.1 Surround output to Front, Center, Rear and Subwoofer speakers
surround71
    7.1 Surround output to Front, Center, Side, Rear and Woofer speakers
null
    Discard all samples (playback) or generate zero samples (capture)
lavrate
    Rate Converter Plugin Using Libav/FFmpeg Library
samplerate
    Rate Converter Plugin Using Samplerate Library
speexrate
    Rate Converter Plugin Using Speex Resampler
jack
    JACK Audio Connection Kit
oss
    Open Sound System
pulse
    PulseAudio Sound Server
upmix
    Plugin for channel upmix (4,6,8)
vdownmix
    Plugin for channel downmix (stereo) with a simple spacialization
sysdefault:CARD=PCH
    HDA Intel PCH, CS4206 Analog
    Default Audio Device
front:CARD=PCH,DEV=0
    HDA Intel PCH, CS4206 Analog
    Front speakers
surround21:CARD=PCH,DEV=0
    HDA Intel PCH, CS4206 Analog
    2.1 Surround output to Front and Subwoofer speakers
surround40:CARD=PCH,DEV=0
    HDA Intel PCH, CS4206 Analog
    4.0 Surround output to Front and Rear speakers
surround41:CARD=PCH,DEV=0
    HDA Intel PCH, CS4206 Analog
    4.1 Surround output to Front, Rear and Subwoofer speakers
surround50:CARD=PCH,DEV=0
    HDA Intel PCH, CS4206 Analog
    5.0 Surround output to Front, Center and Rear speakers
surround51:CARD=PCH,DEV=0
    HDA Intel PCH, CS4206 Analog
    5.1 Surround output to Front, Center, Rear and Subwoofer speakers
surround71:CARD=PCH,DEV=0
    HDA Intel PCH, CS4206 Analog
    7.1 Surround output to Front, Center, Side, Rear and Woofer speakers
iec958:CARD=PCH,DEV=0
    HDA Intel PCH, CS4206 Digital
    IEC958 (S/PDIF) Digital Audio Output
dmix:CARD=PCH,DEV=0
    HDA Intel PCH, CS4206 Analog
    Direct sample mixing device
dmix:CARD=PCH,DEV=1
    HDA Intel PCH, CS4206 Digital
    Direct sample mixing device
dsnoop:CARD=PCH,DEV=0
    HDA Intel PCH, CS4206 Analog
    Direct sample snooping device
dsnoop:CARD=PCH,DEV=1
    HDA Intel PCH, CS4206 Digital
    Direct sample snooping device
hw:CARD=PCH,DEV=0
    HDA Intel PCH, CS4206 Analog
    Direct hardware device without any conversions
hw:CARD=PCH,DEV=1
    HDA Intel PCH, CS4206 Digital
    Direct hardware device without any conversions
plughw:CARD=PCH,DEV=0
    HDA Intel PCH, CS4206 Analog
    Hardware device with all software conversions
plughw:CARD=PCH,DEV=1
    HDA Intel PCH, CS4206 Digital
    Hardware device with all software conversions
usbstream:CARD=PCH
    HDA Intel PCH
    USB Stream Output
hdmi:CARD=HDMI,DEV=0
    HDA ATI HDMI, HDMI 0
    HDMI Audio Output
hdmi:CARD=HDMI,DEV=1
    HDA ATI HDMI, HDMI 1
    HDMI Audio Output
hdmi:CARD=HDMI,DEV=2
    HDA ATI HDMI, HDMI 2
    HDMI Audio Output
hdmi:CARD=HDMI,DEV=3
    HDA ATI HDMI, HDMI 3
    HDMI Audio Output
hdmi:CARD=HDMI,DEV=4
    HDA ATI HDMI, HDMI 4
    HDMI Audio Output
hdmi:CARD=HDMI,DEV=5
    HDA ATI HDMI, HDMI 5
    HDMI Audio Output
hdmi:CARD=HDMI,DEV=6
    HDA ATI HDMI, HDMI 6
    HDMI Audio Output
dmix:CARD=HDMI,DEV=3
    HDA ATI HDMI, HDMI 0
    Direct sample mixing device
dmix:CARD=HDMI,DEV=7
    HDA ATI HDMI, HDMI 1
    Direct sample mixing device
dmix:CARD=HDMI,DEV=8
    HDA ATI HDMI, HDMI 2
    Direct sample mixing device
dmix:CARD=HDMI,DEV=9
    HDA ATI HDMI, HDMI 3
    Direct sample mixing device
dmix:CARD=HDMI,DEV=10
    HDA ATI HDMI, HDMI 4
    Direct sample mixing device
dmix:CARD=HDMI,DEV=11
    HDA ATI HDMI, HDMI 5
    Direct sample mixing device
dmix:CARD=HDMI,DEV=12
    HDA ATI HDMI, HDMI 6
    Direct sample mixing device
dsnoop:CARD=HDMI,DEV=3
    HDA ATI HDMI, HDMI 0
    Direct sample snooping device
dsnoop:CARD=HDMI,DEV=7
    HDA ATI HDMI, HDMI 1
    Direct sample snooping device
dsnoop:CARD=HDMI,DEV=8
    HDA ATI HDMI, HDMI 2
    Direct sample snooping device
dsnoop:CARD=HDMI,DEV=9
    HDA ATI HDMI, HDMI 3
    Direct sample snooping device
dsnoop:CARD=HDMI,DEV=10
    HDA ATI HDMI, HDMI 4
    Direct sample snooping device
dsnoop:CARD=HDMI,DEV=11
    HDA ATI HDMI, HDMI 5
    Direct sample snooping device
dsnoop:CARD=HDMI,DEV=12
    HDA ATI HDMI, HDMI 6
    Direct sample snooping device
hw:CARD=HDMI,DEV=3
    HDA ATI HDMI, HDMI 0
    Direct hardware device without any conversions
hw:CARD=HDMI,DEV=7
    HDA ATI HDMI, HDMI 1
    Direct hardware device without any conversions
hw:CARD=HDMI,DEV=8
    HDA ATI HDMI, HDMI 2
    Direct hardware device without any conversions
hw:CARD=HDMI,DEV=9
    HDA ATI HDMI, HDMI 3
    Direct hardware device without any conversions
hw:CARD=HDMI,DEV=10
    HDA ATI HDMI, HDMI 4
    Direct hardware device without any conversions
hw:CARD=HDMI,DEV=11
    HDA ATI HDMI, HDMI 5
    Direct hardware device without any conversions
hw:CARD=HDMI,DEV=12
    HDA ATI HDMI, HDMI 6
    Direct hardware device without any conversions
plughw:CARD=HDMI,DEV=3
    HDA ATI HDMI, HDMI 0
    Hardware device with all software conversions
plughw:CARD=HDMI,DEV=7
    HDA ATI HDMI, HDMI 1
    Hardware device with all software conversions
plughw:CARD=HDMI,DEV=8
    HDA ATI HDMI, HDMI 2
    Hardware device with all software conversions
plughw:CARD=HDMI,DEV=9
    HDA ATI HDMI, HDMI 3
    Hardware device with all software conversions
plughw:CARD=HDMI,DEV=10
    HDA ATI HDMI, HDMI 4
    Hardware device with all software conversions
plughw:CARD=HDMI,DEV=11
    HDA ATI HDMI, HDMI 5
    Hardware device with all software conversions
plughw:CARD=HDMI,DEV=12
    HDA ATI HDMI, HDMI 6
    Hardware device with all software conversions
usbstream:CARD=HDMI
    HDA ATI HDMI
    USB Stream Output