A:AnswerI'm not sure, but they caused me a lot of issues with ear infections. There are several complaints online about this issue and some are saying that Apple will not acknowledge that there is a problem with them. Some are saying that it might be caused by the nano coating that helps keep them water and sweat resistant.
It's a real bummer for me because I love everything about mine, but I can't wear them.
A:AnswerI’ve owned them for a day and find them very uncomfortable. The buds and clips are made of hard plastic, aren’t covered with any other material, and the bud parts don’t rotate so there is no adjustability. I will be returning them later today.
A:AnswerDepends on thickness of glasses , I wear a pair of oakleys with these and the glasses frame has a minimal wrap around the ears, they do make contact with the headphones but not bothersome. The biggest factor would be the thickness of your frames.
A:AnswerNot sure on your question about color but the weight is well distributed around the ear by design and I never really can tell that I have them on.
A:AnswerInside the case there is a button that must be held until the light flashes. Once the light is flashing, your phone's bluetooth must be on and searching. The phone should pick up the power beats and then hit pair.