The perfect headphones. Good sound, remote control with buttons more comfortable to use than the original Apple Remote, everything. But today, doing sports with, good remote control no longer works, just like that. If this is perhaps a drop of sweat that has peated, it really sucks. In addition, the middle button paste seems sometimes that constantly activates VoiceOver on my iPhone 4 (not even speak of compatibility, it worked nickel to date). As another reviewer says it well: THE DISPOSABLE. Invest on another pair, maybe more expensive but durable ...: s