Airdual Bluetooth Adapter Compatible for Car Music Interface- Audi MMI AMI, Mercedes Media Interface, VW MDI 2010-2020 year Audi MMI 3G/Audi Symphony/Concert/VW Style:2010-2020 year Audi MMI 3G/Audi Symphony/Concert/VW diameter of the steel wire:

diameter of the steel wire: 4mm

Polarizers are two part lenses that rotate

Suitable for all styles of music

portable GPS or other accessory to this Quadratec 12 Volt Power Adapter

The Box itself is made from cardboard which is not waterproof

Airdual Bluetooth Adapter Compatible for Car Music Interface- Audi MMI AMI, Mercedes Media Interface, VW MDI 2010-2020 year Audi MMI 3G/Audi Symphony/Concert/VW Style:2010-2020 year Audi MMI 3G/Audi Symphony/Concert/VW diameter of the steel wire:Airdual Bluetooth Adapter Compatible for Car Music Interface Audi MMI AMI, Mercedes Media Interface, VW MDI Style: 2010 2020 year Audi MMI 3G Audi Symphony Concert VW [UPGRADE YOUR CAR WITH BLUETOOTH MUSIC STREAMING] Compatible for Audi MMI 3G, 3G+ from 2009 year+, Audi Concert Symphony, VW RNS 510 from 2009 year+, VW 3G for RNS 315 from 2009 year+, VW Premium 8 systems from 2009 year+. NOT compatible for Audi MMI AMI 2G ranged from 2004 year to 2009