DetailsDescriptionBuilt for AthletesAfter relentless testing and refinements, the next-generation Powerbeats Pro 2 is ready for action. And it’s the most advanced product we’ve ever developed.• Ultimate Secure Fit• Heart Rate Monitoring Sensors• Active Noise Cancelling• Transparency Mode• Adaptive EQ• Up to 45 Hours of Battery Life¹• Wireless Charging Case²Tried and tested. And tested again.In search of the perfect t, we conducted over 1,500 hours of rigorous testing with nearly 1,000 athletes. The result: Powerbeats Pro 2 is our best-fitting headphone — ever.Heart Rate Monitoring for workouts.You want real-time data about your workout performance, so we built Powerbeats Pro 2 with accurate Heart Rate Monitoring sensors.³Precision-crafted LED optical sensors pulse light over 100 times per second to measure your blood flow.All this can be relayed to your favorite fitness apps in real time — and of course you can turn heart rate monitoring off whenever you want.Stays locked in.The updated earhook has been rebuilt with a super light nickel–titanium alloy that is renowned in material design for its exceptional shape memory and flexibility.Light like a butterfly.The redesigned Powerbeats Pro 2 is 20% lighter than its predecessor.Incredible sound. Incredible noise cancelling.Powerbeats Pro 2 delivers powerful sound for any training environment.Turn on Active Noise Cancelling (ANC) when you want absolute focus, and experience the best noise cancelling we’ve ever developed.Listen in Transparency mode when you need to hear the world around you.⁴Reengineered acoustics and Spatial Audio.Powerbeats Pro 2 has a redesigned acoustic architecture, upgraded venting to enhance your sound and comfort, and Personalized Spatial Audio with dynamic head tracking to fully immerse you in your music.⁵Adaptive EQ is as smart as it sounds.Using the advanced inward-facing microphones, Adaptive EQ continuously scans your specific ear shape to optimize your listening experience.The advanced techn