Features: 1.Fitment: Car bluetooth module is a good replacement for Mercedes Benz W203 W209 W211 Radio Stereo CD, suitable for Blaupunkt COMAND APS 220. 2.Function: Match your phone or tablet to the Bluetooth module and select Aux from the radio, and you can use your phone to play music through the car speakers. 3.Easy to Operate: 18Pin connector, just plug the 18pin connector into the socket on the back of the radio, then connect the red wire to 12V+, the black wire to 12V?. 4.High Compatibility: Professional manufacturing, you can listen to music from mobile phones, tablets, mp3, which should have Bluetooth function. 5.Durable Material: Bluetooth AUX IN cable adapter uses ABS material, wearproof, high temperature resistant, high performance, durable in use. Specification: Item Type: Car Bluetooth Wireless Module Material: ABS Bluetooth Version: 5.0 Fitment: Replacement for Mercedes Comand 2.0 without original TV tuner or CD changer. Replacement for A-Class (W168) COMAND APS 2.0 (10/1999 - 08/2004) Replacement for C-Class (W202, W203) COMAND APS 2.0 (10/1999 - 03/2004) Replacement for CLK class (W208) COMAND APS 2.0 (1996 - 09/1999) Replacement for CLK-Class (W209) COMAND APS 2.0 (10/1999 - 06/2004) Replacement for E-Class Saloon (W211) COMAND APS 2.0 (10/1999 - 03/2001) Replacement for E-Class Estate (W211) COMAND APS 2.0 (10/1999 - 03/2002) Replacement for G-Class (W461) COMAND APS 2.0 (10/1996 - 10/1999) Replacement for G-Class (W463) COMAND APS 2.0 (10/1999 - 2006) Replacement for M-Class (W163) COMAND APS 2.0 (1996 - 02/2001) Replacement for M-Class (W164) COMAND APS 2.0 (03/2001 - 09/2005) Replacement for SL-Class (R129) COMAND APS 2.0 (1996 - 12/2003) Replacement for SLK-Class (R170) COMAND APS 2.0 (10/1999 - 02/2004) Replacement for Blaupunkt COMAND APS 220 Note: Before you order, pls confirm if your radio has 18pin socket for our plug or not. If there is no such socket, it will not work