This is the cable to connect the iPhone phone cradle to the Mercedes iPod kit.

This version is for pre MY2009 A/B/CLC/W211-E/CLS/ML/GL/R or the W204-C, W207-E Coupe & W212 E class ipod kits.

It is not suitable for the W211-E, CLS, SLK and NTG2.5 (MY2009) cars (A/B/CLC/W211-E/CLS/ML/GL/R) (with iPod kit part nr B6 782 45 58 , B6 782 45 59 and B6 782 44 96)
(other leads are available).

It replace the exising iPod connection lead, thus it is no longer possible to connect an iPod, you must use the iPhone.