Slightly annoying, though, is the detachment of the plugged-bracket more often.
Total annoying, though, which is as soon as the operating unit slightly wet (yes are sports headphones - so you could a little sweat), it permanently Reacts to the slightest movement, for example, with me every minute triggers the Voice Control (iPhone).
Listening to music is then rather an ordeal - until no longer possible. Too bad - the Kophhörer as soches I think is really good.