Listen for longer with comfort-boosting padded earcupsNeodymium dynamic drivers deliver precise sound: Lightweight 30mm neodymium dynamic driver units enable the headphones to deliver a punchy. rhythmic response to even the most demanding track. Combined with a highly sensitive diaphragm. youll be able to turn the headphones up louderwithout the need for an ampand still enjoy clear. precise audio across the spectrum..Swivel folding design makes travel easy: Take these headphones anywhere you go. The headphonesswivelling earcup design enables easy storage when youre not using them. and enhances portability when youre travelling. The earcups swivel flat. so you can pack them into a suitcase or a bag without worrying about them taking up too much valuable space..In-line remote and mic for hands-free calls: With an in-line remote and built-in microphone on the headphone cord. you can take hands-free calls from selected smartphones while listening to music. Switch easily between