Card sysdefault:0 'PCH'/'HDA Intel PCH at 0x6001140000 irq 141' Mixer name : 'Intel Alderlake-P HDMI' Components : 'HDA:8086281c,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] Card sysdefault:1 'Device'/'C-Media Electronics Inc. USB Audio Device at usb-0000:00:14.0-2, full speed' Mixer name : 'USB Mixer' Components : 'USB0d8c:0014' Controls : 9 Simple ctrls : 3 Simple mixer control 'Speaker',0 Capabilities: pvolume pswitch pswitch-joined Playback channels: Front Left - Front Right Limits: Playback 0 - 37 Mono: Front Left: Playback 17 [46%] [-20.00dB] [on] Front Right: Playback 17 [46%] [-20.00dB] [on] Simple mixer control 'Mic',0 Capabilities: pvolume pvolume-joined cvolume cvolume-joined pswitch pswitch-joined cswitch cswitch-joined Playback channels: Mono Capture channels: Mono Limits: Playback 0 - 31 Capture 0 - 35 Mono: Playback 16 [52%] [-7.00dB] [off] Capture 7 [20%] [-5.00dB] [on] Simple mixer control 'Auto Gain Control',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on]