Mapping a recorded information point

[mvexel (Martijn van Exel)]

What would be the preferred way to tag an information board that also has recorded spoken information?

Here’s the example I am trying to represent:

The node is here in case you want to have a crack at it yourself

[afgb1977 (Felipe Gualdrón)]

Maybe a separate node with:
tourism=information
information=audioguide ???