Jabra Evolve 20 Stereo Headset - USB-Cable with Controller Energizer 24/7 HEART RATE: Use 24/7

24/7 HEART RATE: Use 24/7 heart rate to better track calorie burn

Reliable performance: Up to 7 hrs of battery life

Product comes with a 2-year warranty - registration required

On-Wrist Skin Temperature Sensor: Sense logs your skin temperature each night to show how it varies from your personal baseline

Jabra Evolve 20 Stereo Headset - USB-Cable with Controller Energizer 24/7 HEART RATE: Use 24/7Passive noise cancellation for ideal concentration: Keeps high frequency noise such as human voices out for better work collaboration and listening experience in any environment Easy call management: External sound controller allows for making, taking and muting calls Stay connected and available at all times This Evolve 20 headset is Microsoft Certified and built for style and comfort with soft foam ear cushions Adjustable headband lets you find the