Jabra's Sport Pulse Wireless Headphones bring the beats you desire for your workouts as well as the coaching to make those workouts as productive as possible. Apart from the convenient Bluetooth wireless connectivity, these buds feature Jabra's Sport Life app with adjustable heart rate training, personalized goals, distance, time, and calories burned. So feel free to leave your phone on the treadmill instead of in your pants, and listen to the Sport Life app's personalized coaching to help you progress, all while jamming out with wireless convenience. The Pulse Wireless Headphones boast immersive Dolby sound to handle your loudest tunes. Jabra utilized reinforced cables and housings for sweat, water, and weather proof protection. Ergonomic Audio Response Science technology ensures a secure design, and the USB chargeable battery keeps these headphones playing for five hours. Jabra also equipped the Sport Pulse with volume buttons, a microphone for voice control, a protective carry case, and Eargels and earwings for a secure and customized fit.