Hi all, this is my first review on Head-Fi.  I would be talking more on the physical properties of the headphone than the sonic quality.   I have been looking for a portable circumaural headphone to replace my AKG Q460.  I found the AKG Q460 lacking in isolation, and for it to sound OK to my ears I need to use my iPhone's Bass Reduction.  On the go, I drive my headphone solely using my iPhone.   After a long search, I finally decided on this pair.   What I Like: It is compact and doesn't look too bulky on the head It folds, and I...