Installed devices: pcm0: <NVIDIA (0x0084) (HDMI/DP 8ch)> (play) pcm1: <NVIDIA (0x0084) (HDMI/DP 8ch)> (play) pcm2: <NVIDIA (0x0084) (HDMI/DP 8ch)> (play) pcm3: <NVIDIA (0x0084) (HDMI/DP 8ch)> (play) pcm4: <Realtek ALC1220 (Rear Analog 5.1/2.0)> (play/rec) default pcm5: <Realtek ALC1220 (Front Analog)> (play/rec) pcm6: <Realtek ALC1220 (Rear Digital)> (play) pcm7: <MACROSILICON USB3. 0 capture> (rec) pcm8: <vendor 0x0a12 KM BT-1> (play) No devices installed from userspace.