There are multiple original radio options in the Audi A5 (8T) & S5*, which option is the original fitted system?

Audi A4(8K) A5 MMI 2G NAV Audi A4(8K) A5 MMI 2G NAV
Audi A4(8K) A5 MMI 2G NAV (10spk) Audi A4(8K) A5 MMI 2G NAV (10spk)
Audi A4(8K) A5 MMI 2G NAV (14spk B&O) Audi A4(8K) A5 MMI 2G NAV (14spk B&O)
Audi A4(8K) A5 MMI 3G NAV Audi A4(8K) A5 MMI 3G NAV
Audi A4(8K) A5 MMI 3G NAV (10spk) Audi A4(8K) A5 MMI 3G NAV (10spk)
Audi A4(8K) A5 MMI 3G NAV (14spk B&O) Audi A4(8K) A5 MMI 3G NAV (14spk B&O)
Audi A4(8k) A5 Symphony III MMI Audi A4(8k) A5 Symphony III MMI
Audi Concert III MMI  (no NAV) Audi Concert III MMI (no NAV)
Audi Concert III MMI (10spk) No NAV Audi Concert III MMI (10spk) No NAV
Audi Concert III MMI (14spk B&O) No NAV Audi Concert III MMI (14spk B&O) No NAV
Audi Symphony III MMI (14spk B&O) Audi Symphony III MMI (14spk B&O)