Vorris

hello, i have been trying to install an aftermarked head unit in my w211 with harman kardon NTG1 system. how can i do it without removing the harman kardon amp?
i've tried this decoder:
https://avinusa.com/most-fiber-optic...edes-benz.html

i have this headunit:
https://www.seicane.com/android-hd-t...0p-video-s6905

everything is working except there is no sound. got the can-bus up and running and everything works fine. but why is there no sound ?
sorry for bad English, hope someone can give me an answer!

animal_63518

any updates?