Car Stereo Radio Optical Fiber Decoder Most Box for Mercedes Benz ML/R Series and for Porsche Cayenne Series

Decode Bose or Harmon Kardon with optical interface: This optic fiber decoder box will keep your original car's optic fiber amplifier or Harmon Kardon system or Bose sound system work.
Suitable Vehicle Type: For Mercedes Benz ML(2005-2011)/GL(2005-2011)/R(2005-2011)/E(2009-2012)/CLS(2009-2012)/SLK(2009-2012).For Porsche 911(2005-2012)/boxster(2005-2012)/cayman(2004-2012).For BMW E9X E7X F0X. For Audi 2G HOST / 3G HOST
No need to run 6 meter long cables from front to rear (your car's trunk).
Reduce installation fee,easy to install. All cables just need to be connected in front.
Easy to install, plug and play.