Secure-fit, sweat-proof premium sport buds delivering superior audio performance (music + calls) in a sleek helmet compatible metal accented design. With 8 hours of play time you get a full week of workouts on a single charge. A 15 min quick charge gets you a full hour of play time. Customize your sound with the Jaybird MySound App and save your unique sound profile to your X3 buds. Key Features: The Perfection Of Wireless Sound The third generation of the iconic X-Series is now even smaller with much bigger sound, better battery and our most secure-fit ever. We're bringing full helmet compatibility and the MySound App experience to the X-Series for the first time. Weapons hot! MySound App No more complaints of too much or not enough bass. Now you can customize the way your X3’s sound and save those custom sound profiles to your buds, no matter what music device they’re paired with or what music service you use. It’s your playlist – you’re now in control. Sweat-Proof With double hydrophobic nano coating and redesigned super-tight seams we’ve got you covered in the rain, mud, sun, sweat and tears – these buds will take a beating, and go wherever you go – and then some! Universal Secure-Fit We reduced the size and improved the fit. We redesigned the fins and went super-ergo for a solid secure comfort fit – these buds are sticking with you no matter how crazy active you get. 8 Hour Play Time Our Legendary X-Series Battery Life Continues, And Gets Better. Now You Get A Solid 8 Hours Plus For A Full Week Of Workouts On A Single Charge. Only 20 Min Of Quick Charge Gets You A Full Hour Of Playtime. Batter-Up. Enhanced Signal Strength We redesigned the Bluetooth antenna architecture from the ground up to ensure skip-free music outdoors – so you never miss a beat. Compatible With... Pretty Much Everything X3 is compatible with any Bluetooth device including iPhone, Apple Watch, iPod Touch, iPad, iPad mini, Android, Windows, Blackberry, Android Wear Smartwatches, PC, Mac and gaming devices. MySound App Compatibility: iOS 9+ (except iPad 2), Android 4.4+ Controls Intuitive controls with raised buttons for fumble-free use.