N00b2 --   The UE 9000s are not a good fit for large ears, especially large ears that don't like to be curled up to fit inside the cups. They're fine for regular ears. Passive mode works fine, just like any regular, unpowered headset.  I have run mine with the power turned off.  Volume is...

The sound I hear is everything I expected it to be. But the reason I spent so much money was to have one headset that I could use to listen to music *and* participate in conference calls.  The microphone quality sucks badly - people on conference calls with me when I use my UE9000 say that I...