; Ford Fiesta Mk6 Original radio options - InCarTec

There are multiple original radio options in the Ford Fiesta Mk6, which option is the original fitted system?

Ford Fiesta 4500 RDS (WITH SWC) Ford Fiesta 4500 RDS (WITH SWC)
Ford Fiesta 4500 RDS (WITHOUT SWC) Ford Fiesta 4500 RDS (WITHOUT SWC)
Ford Fiesta 6000CD (WITH SWC) Ford Fiesta 6000CD (WITH SWC)
Ford Fiesta 6000CD (WITHOUT SWC) Ford Fiesta 6000CD (WITHOUT SWC)
Ford Oval-Square Spec Sony (WITH SWC) Ford Oval-Square Spec Sony (WITH SWC)
Ford Oval-Square Spec Sony (WITHOUT SWC) Ford Oval-Square Spec Sony (WITHOUT SWC)