Retrofit speaker - AZ82.70-P-0001-03TB

Screw hands-free system speaker (13) into the speaker bracket (38).
Fasten speaker bracket (38) to trim (10) with two new toothed lock washers (37).
As shown in the picture the speaker wiring harness (23) of the hands-free system speaker (13) must run downwards.

Fig 1: Identifying Hands-Free System Speaker, Speaker Bracket And Trim
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Contact speaker connector (22) of the speaker wiring harness (23) with the speaker connector (1) of the speaker branch-off line (11).

Fig 2: Identifying Speaker Connectors Of Speaker Wiring Harness & Speaker Branch-Off Line
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.