Blueant PUMP HD 2Comfort seal tips for noise isolation and purity of sound and the super fit system for outstanding comfort and stability Bluetooth music & calls for Smartwatches and smartphones* with built in wideband microphone and Siri Google now* integration (*depends on Device and network) Heart pumping rhythm and Thundering bass, keeps pushing your Core to the limits with crystal clear HD sound Waterproof for extreme action, anywhere and everywhere and you can