Solid metal housing. Precision-machined single-billet metal housing prevents vibrations and unwelcome sound from tainting your listening experience Grid-iron tough. Whether you keep pristine or throw them in and out of your bag, you don"t have to worry about them breaking or fraying anytime soon In-line Mic for calls. Switch easily between music and incoming calls. No need to take off your headphones or talk into the phone like a walkie-talkie What"s In The Box: Earphones , In-line control and Mic cable (features may vary) ,Storage pouch, Four (4) pairs of ear tip fittings ,One year limited warranty