Audio quality-pretty good. Bass can be overbearing. Design-it is comfortable. Sticks out at an odd angle if you don't swap ears, and then the stereo is reversed. Comfort-As above. Don't notice it in my ear with the Comply TX-100s I added. With silicone it can be annoying. Isolation-Pretty good with silicone. Awesome with Comply.

Audio Quality-some white noise. Feedback when strapped to iPhone. Quality-Very durable and small. Design-You cannot use it while charging. It also is easy to bump the volume know when in your pocket. It came with a dented battery cover. It wouldn't quite close. FiiO sent me a new battery cover, no questions asked. They also gave me a free FiiO t-shirt. Very satisfied.

Audio quality-These things sound awesome. Knock out anything in the price range, compete with Westone 4s and Shure 535. Discontinued, so really low price. Design-These are huge. Really big. If you can get them to fit right, not an issue,though they look a little odd. Comfort-Pretty comfortable. Big though, can't lay down. Isolation-Really good with the included Comply tips.   Two small caveats. The foam tips dirty quickly due to their color, and will need to be replaced as they become saturated with wax. The cable is awful. It retains its...