Hmmm... So, did you have better luck with the iSonitalk?  If either is better than the standard iPhone earbuds + remote/mic then it is a win for me.  I wonder if the Shure MPA-3C is any better.

I want to replace my OEM iPhone 3Gs earbuds with higher quality earphones, but I still need to a remote/mic capability.  I really do not like the in-ear style earphones so the Yuin PK2 looks like what I need.   What remote/mic adapter would you recommend to go with the Yuin?   It seems...