I know that the Galaxy Note headphones can also do radio antenna when they are connected with the Galaxy Note, and for whatever reason, it seems to activate this product on my PC. So my interlocutor hears radio..un Skype as if he heard it: [...]
Otherwise than that, it actually splits the microphone and headphones, but like I said there is a bottom mixed with the crackle of my radio earphones, damage.
See also if you have headphones that are also radio antenna. I have not tested with other headphones.