Jabra Elite Sport Wireless Earbuds feature enhanced wireless connectivity, high sound and call quality and up to 4.5 hours talk/music time in the headset plus additional 9 hours battery charge in portable charging case. With customisable fitting options, the cord-free earbuds stay securely in place and you have the option to wear one or both buds depending on your activity. The in-ear precision heart rate monitor works with integrated Jabra Sport Life app to track and analyse your fitness, as well as provide personalised audio coaching. Now with adjustable EQ profiles and settings, you can use the app to personalise your music settings. The waterproof design comes with a 3-year warranty against sweat.