What constitutes"electronics" class

We are an NHRA Division 4 track in Tulsa.
No-E rules - no two step, no delay box, *no transbrake, no air shifter, no electric shift.
you can have a trans brake in the car, but the button cannot be on the steering wheel. the brake can only be used to back the car up.
No-Box - everything goes except no delay box or air shifter/electric shift.
Electronics - anything goes.