FBV Controller software is for using the FBV to control MIDI devices or software.
There are multiple Wah models available if you go into the Edit mode in your amp.
These are the ones from the Infusion 2.0 update:
Chrome Custom Wah (Custom Vox V847 Wah)
Conductor Wah (Maestro Boomerang Wah)
Fassel Wah (Cry Baby Super - Jen Electronics)
Throaty Wah (RMC Real McCoy 1 Wah)