channelv

<center><img src="http://pictureposter.audiworld.com/14542/connectors.jpg"></center><p>The brown connector. This is on the A pillar on the drivers side, under the A pillar and headliner. The black connector is for the sunvisor lights.

mobaar

airbag? &lt;--- pure guess.

ashwins

Maybe homelink or visor light? total guess.

channelv

99.5, so no airbag in pillar. thanks though..also, ashwins, the visor light is the black one

4Rings::G2 boosted::

Driver side A pillar has build in microphone

ModifiedA4

looks like the black connector plugs into the brown one.

channelv

not on the 99.5, its above you in the sunroof control panel

channelv

Nope, the black one connects to the visor for the visor light.

Urban Rally

phone mic? isn't it in the pillar if you have that option?