; Alfa Romeo Brera Spider (Type 939) Original radio options - InCarTec

There are multiple original radio options in the Alfa Romeo Brera Spider (Type 939), which option is the original fitted system?

Alfa Romeo 159 (Standard Radio) Alfa Romeo 159 (Standard Radio)
Alfa Romeo 159 Magneti Marelli (NAVI Type A) Alfa Romeo 159 Magneti Marelli (NAVI Type A)
Alfa Romeo 159 Navigation (NAVI Type B) Alfa Romeo 159 Navigation (NAVI Type B)