Card sysdefault:0 'Device'/'GeneralPlus USB Audio Device at usb-0000:00:14.0-2, full speed' Mixer name : 'USB Mixer' Components : 'USB1b3f:2008' Controls : 9 Simple ctrls : 3 Simple mixer control 'Speaker',0 Capabilities: pvolume pswitch pswitch-joined Playback channels: Front Left - Front Right Limits: Playback 0 - 30 Mono: Front Left: Playback 25 [83%] [-7.50dB] [on] Front Right: Playback 25 [83%] [-7.50dB] [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 - 14 Capture 0 - 28 Mono: Playback 1 [7%] [-10.50dB] [off] Capture 28 [100%] [30.00dB] [on] Simple mixer control 'Auto Gain Control',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off]