Have you determined that you indeed have a good seal around your ears, with for example no eyeglass arms interfering or hair or bone structure which prevents a good seal?

Have you determined if/where the microphones are on these head phones?
_________________________
Home Theater: Epson 8100, Onkyo 876, Outlaw 7125, Oppo 103, Speakers: Paradim Monitor 7, cc370, Totem Lynks x 4
2 Channel system: Oppo 95, Parasound Halo A21, Halo P7, Paradigm Signature S6
Bedroom: NAD C326BEE, Panasonic S97, Tannoy Revolution DC4, Energy Classics