root@moon50:~# aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: Generic [HD-Audio Generic], device 3: HDMI 0 [HDMI 0]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 1: SB [HDA ATI SB], device 0: ALC888 Analog [ALC888 Analog]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 1: SB [HDA ATI SB], device 1: ALC888 Digital [ALC888 Digital]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 2: Device [Wireless Audio HID Device], device 0: USB Audio [USB Audio]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
root@moon50:~# alsa force-reload
Unloading ALSA sound driver modules: snd-usb-audio snd-usbmidi-lib snd-seq-midi snd-seq-midi-event snd-seq snd-rawmidi snd-seq-device snd-hda-intel snd-hda-codec-realtek snd-hda-codec-hdmi snd-hda-codec snd-pcm snd-page-alloc snd-hwdep snd-timer.
Loading ALSA sound driver modules: snd-usb-audio snd-usbmidi-lib snd-seq-midi snd-seq-midi-event snd-seq snd-rawmidi snd-seq-device snd-hda-intel snd-hda-codec-realtek snd-hda-codec-hdmi snd-hda-codec snd-pcm snd-page-alloc snd-hwdep snd-timer.
root@moon50:~# aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: Generic [HD-Audio Generic], device 3: HDMI 0 [HDMI 0]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 1: Device [Wireless Audio HID Device], device 0: USB Audio [USB Audio]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 2: SB [HDA ATI SB], device 0: ALC888 Analog [ALC888 Analog]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 2: SB [HDA ATI SB], device 1: ALC888 Digital [ALC888 Digital]
  Subdevices: 1/1
  Subdevice #0: subdevice #0