A2 with Symphony radio Navi-Plus MMI system / A3 with Symphony radio Navi-Plus MMI system / A4 2005 ->: with Chorus-Concert Symphony Navi-Plus MMI system / A4 Allroad 2005 ->: with MMi Basic 4 speaker system / A4 2007 ->: with MMi Basic 4 - 8 speaker system without navigation / A5 with MMi Basic 4 - 8 speaker system without navigation / A6 with MMi Basic 4 - 8 speaker system / with MMi Basic 8 speaker system / R8 with Chorus system / TT without sound system / Mercedes A class W169 2004 ->: / B class W245 2005 ->: / C class W203 2004 ->: / CLC CL-203 2008 ->: / CLK W209 2003 ->: / G class W463 2007 / GL X164 2006 ->: / GLK 2009 ->: / M Class W164 2006 ->: / R Class W251 2006 ->: / S class W221 2005 ->: / SL R230 2002 ->: / Sprinter W209 2006 ->: / Vito 2006 ->: / Only loudspeakers Guarantee : 2 years