Card sysdefault:0 'Audio'/'KTMicro KT USB Audio at usb-0000:00:14.0-6, full speed' Mixer name : 'USB Mixer' Components : 'USB31b2:0010' Controls : 3 Simple ctrls : 1 Simple mixer control 'Headphone',0 Capabilities: pvolume pswitch pswitch-joined Playback channels: Front Left - Front Right Limits: Playback 0 - 100 Mono: Front Left: Playback 53 [53%] [-23.50dB] [on] Front Right: Playback 53 [53%] [-23.50dB] [on] Card sysdefault:1 'PCH'/'HDA Intel PCH at 0x6001120000 irq 132' Mixer name : 'Intel Jasperlake HDMI' Components : 'HDA:8086281a,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]