Amazon.com: ELONN MDI/AMI USB Adapter Cable - VW Media in to USB,AMI to USB,MMI to USB, Compatible with Volkswagen Audi Mercedes Media/Music Interface - Not Compatible with Cell Phone & iPod :
MDI Adapter Cable USB for VW Volkswagen Golf GLI Beetle Jetta OEM NEW – German Audio Tech
Media In AMI MDI USB AUX Flash Drive Adapter Cable For Car VW AUDI 2014 A4 A6 Q5 Q7 - Newegg.com
HQRP MDI MMI / USB Cable Adapter for VW Volkswagen CC 2012, Golf R MK6 / Golf Sportwagen MK6 2012 2013, Audio MP3 Music Interface Adapter + HQRP Coaster - Newegg.com
VW MDI iPod iPhone iPad lead, VW Golf MK6 media in interface cable adapter | eBay