Installed devices: pcm0: <NVIDIA (0x0060) (HDMI/DP 8ch)> (play) pcm1: <NVIDIA (0x0060) (HDMI/DP 8ch)> (play) pcm2: <NVIDIA (0x0060) (HDMI/DP 8ch)> (play) pcm3: <NVIDIA (0x0060) (HDMI/DP 8ch)> (play) pcm4: <Realtek ALC887 (Rear Analog)> (play/rec) default pcm5: <Realtek ALC887 (Front Analog)> (play/rec) pcm6: <USB audio> (rec) No devices installed from userspace.