Card sysdefault:0 'Device'/'C-Media Electronics Inc. USB Advanced Audio Device at usb-0000:00:14.0-6, full ' Mixer name : 'USB Mixer' Components : 'USB0d8c:025b' Controls : 6 Simple ctrls : 2 Simple mixer control 'PCM',0 Capabilities: pvolume pswitch pswitch-joined Playback channels: Front Left - Front Right Limits: Playback 0 - 45 Mono: Front Left: Playback 45 [100%] [0.00dB] [on] Front Right: Playback 45 [100%] [0.00dB] [on] Simple mixer control 'Mic',0 Capabilities: cvolume cvolume-joined cswitch cswitch-joined Capture channels: Mono Limits: Capture 0 - 30 Mono: Capture 0 [0%] [0.00dB] [on] Card sysdefault:1 'PCH'/'HDA Intel PCH at 0x6001138000 irq 151' Mixer name : 'Intel Tigerlake HDMI' Components : 'HDA:80862812,80860101,00100000' Controls : 28 Simple ctrls : 4 Simple mixer control 'IEC958',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'IEC958',1 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'IEC958',2 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'IEC958',3 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on]