How do I know if I have a broken speaker?

[sdxadmin]

I also have a Gibson, you should keep that forever (f4e05efd-b026-4124-8b91-868b40a0a482)

[sdxtest]

I (sdxtest) will. (c5e86355-3b96-42fc-b43d-fd6c1744280e)

[sdxadmin]

I also have a Gibson, you should keep that forever (d579ba01-9a3d-4f9b-9c7c-89161087d9f8)

[sdxtest]

I (sdxtest) will. (2391a819-6292-423b-bba0-92a28978e2da)

[sdxadmin]

I also have a Gibson, you should keep that forever (7f0b390e-d472-4e7d-a09e-0155406fe518)