220 589 00 99 07 Adapter line - WS54.00-P-0050-07B

FG 15/25/42/43/54/Set B 

MODEL all 

Use: 

Adapter line with 2.5 mm jack for testing systems with 2.5 mm dia. contacts. (Set=1 black and red each)

Fig 1: Identifying Adapter Line (220 589 00 99 07)

Courtesy of MERCEDES-BENZ USA