Kinda, but my problem I think is the Nokia N8.  I think they've designed the phone to work with their headsets and not aftermarket ones.  I think it's one of the sleeves/tips is switched (vs. the standard) internally on the phone, so you buy Nokia replacements.   It's noticabe because when the jack is plugged in all the way (as it should be) I need to be pressing the mic button for the full accurate sound, otherwise they work not fully plugged in just fine. Another...