Alsa (Advanced Linux Sound Architecture)
Configuration
Checking USB device
udevadm monitor --udev
Write you device path ex:
/devices/pci0000:00/0000:00:1d.0/usb2/2-1/2-1.2/2-1.2:1.1`
Find device info
udevadm info --path=/your/device/path --attribute-walk
Change asoundrc
Commands
Restore
alsactl restore