JBL Everest Elite 700 NXTGen Noise-Canceling Bluetooth Around-Ear Headphones (White) Bluetooth 4.1: connect to any bluetoothenabled Device for amazing sound quality without the hassle of wires. Legendary JBL Pro audio sound: enjoy the same elevated experience and incredible sound JBL has been delivering to Concert halls, studios and living rooms for almost 70 years. Shareme 2.0: only JBL enables your friend's Bluetooth headphones to connect with yours; share your music, videos and games -easily and wirelessly. Built-in microphone: enjoy more natural sounding voice calls with a built-in microphone with echo cancellation technology. Bestinclass Ergonomics: these headphones are ergonomically designed to fit the unique contour of your ears. You'll experience unprecedented comfort. Listen longer and enjoy it more.