... exoskeleton armor on all components, and kevlar reinforced tangle free flat cable.Rich, dynamic soundstage with crystal clear highs ... Kindle, iPad, mp3 player, CD, portable DVD, PSP, Nintendo DS, and Laptop. Also available as J4M with mic for iPhone ... Android, and other smart phones.Ships in Certified Frustration-Free PackagingComfortable in ear metal earphones Specification:Speaker Dia.:10mmImpedance: ...