I have a gaming headset (Steelseries Arctis 7) which has two devices - one for main sound (game sound) and another for chat sound (lower quality) and mic. Once I set the default pcm, sound works well and on programs that allow you to select devices, I am able to use the microphone.
Not sure if this is a bug I found but I have a strange situation when using my usb headset on GhostBSD where I assume the problem is present in the FreeBSD system Ghost leans on.
First some additional info:
pcm0: <Realtek ALC1220 (Rear Analog...