Card sysdefault:0 'Generic'/'HD-Audio Generic at 0x905c8000 irq 92' Mixer name : 'ATI R6xx HDMI' Components : 'HDA:1002aa01,00aa0100,00100800' Controls : 21 Simple ctrls : 3 Simple mixer control 'IEC958',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'IEC958',1 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'IEC958',2 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Card sysdefault:1 'Generic_1'/'HD-Audio Generic at 0x905c0000 irq 93' Mixer name : 'Realtek ALC257' Components : 'HDA:10ec0257,17aa50ee,00100001' Controls : 16 Simple ctrls : 7 Simple mixer control 'Master',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback 0 - 87 Mono: Playback 87 [100%] [0.00dB] [on] Simple mixer control 'Headphone',0 Capabilities: pvolume pswitch Playback channels: Front Left - Front Right Limits: Playback 0 - 87 Mono: Front Left: Playback 87 [100%] [0.00dB] [off] Front Right: Playback 87 [100%] [0.00dB] [off] Simple mixer control 'Speaker',0 Capabilities: pvolume pswitch Playback channels: Front Left - Front Right Limits: Playback 0 - 87 Mono: Front Left: Playback 56 [64%] [-23.25dB] [on] Front Right: Playback 56 [64%] [-23.25dB] [on] Simple mixer control 'Mic ACP LED',0 Capabilities: cswitch cswitch-joined Capture channels: Mono Mono: Capture [on] Simple mixer control 'Mic Boost',0 Capabilities: volume Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: 0 - 3 Front Left: 3 [100%] [30.00dB] Front Right: 3 [100%] [30.00dB] Simple mixer control 'Capture',0 Capabilities: cvolume cswitch Capture channels: Front Left - Front Right Limits: Capture 0 - 63 Front Left: Capture 63 [100%] [30.00dB] [on] Front Right: Capture 63 [100%] [30.00dB] [on] Simple mixer control 'Auto-Mute Mode',0 Capabilities: enum Items: 'Disabled' 'Enabled' Item0: 'Disabled' Card sysdefault:2 'Audio'/'Lenovo ThinkPad USB-C Dock Audio at usb-0000:c6:00.4-1.2, full speed' Mixer name : 'USB Mixer' Components : 'USB17ef:30b0' Controls : 10 Simple ctrls : 2 Simple mixer control 'PCM',0 Capabilities: pvolume pswitch pswitch-joined Playback channels: Front Left - Front Right Limits: Playback 0 - 50 Mono: Front Left: Playback 13 [26%] [-37.00dB] [on] Front Right: Playback 13 [26%] [-37.00dB] [on] Simple mixer control 'Mic',0 Capabilities: cvolume cvolume-joined cswitch cswitch-joined Capture channels: Mono Limits: Capture 0 - 30 Mono: Capture 30 [100%] [0.00dB] [on]