Thanks to the Speical Edition Jabra Sport Pulse Bluetooth Stereo Headset (Black/Yellow) understanding your heart rate is now as simple as putting on your headphones. Jabra's next generation of heart rate monitoring technology measures your heart rate with clinical-grade accuracy via your inner ear. In-ear coaching gives you real-time feedback to help you get the most out of each one of your workouts. The Sport Pulse meets US Military standards for dust-, water- and shock-resistance. With a talk time of 5 hours and a standby time of up to 240 hours, the Jabra Sport Pulse is sure to last as long as your workout does. One-touch NFC pairing makes it incredible easy to pair your NFC enabled device with your Jabra Sport Pulse Headset.