How can I tell what config my DigiRig Mobile is?

I don’t have my original documentation and can’t remember what I ordered last year:

  • RS-232
  • TX-500
  • CI-V
  • Logic Levels (the default
    Do I have to open it up to find out? What should I be looking for?
    Thanks in advance.
    KM6JQE

You can check here:

Digirig Mobile Rev 1.9 – digirig

and here:

73 Constrainted