Product description Easy installation (plug and play) Watermark Bluetooth Adapter extends your existing radio to include wireless music reception Supported Bluetooth profiles: A2DP (audio transmission) Convenient wireless transfer of your songs / MP3s from e.g. Spotify, YouTube, smartphone, laptop or tablet PC to your car radio Bluetooth Ver. 5.0 Music playback possible from a distance of up to 10m The existing CD changer can still be used Media Interface connector Cable length: about 20cm Scope of delivery: Watermark Bluetooth Music Interface, instruction manual Compatible with manufacturer / model: Mercedes A-Class W169 from 2008 Mercedes A-Class W176 from 2012 Mercedes B-Class T245 from 2008 Mercedes B-Class W242 / W246 from 2011 Mercedes C-Class W204 / S204 from 2008 Mercedes C-Class C204 from 2008 Mercedes E-Class W212 / S212 / C207 / A207 from 2009 Mercedes R-Class W251 from 2010 Mercedes S-Class W221 from 2009 Mercedes CL C216 from 2010 Mercedes GL X164 from 2009 Mercedes ML W164 from 2008 Mercedes SL R230 from 2008 Mercedes CLS C219 from 2008 Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.