Class 1 Wireless Bluetooth® Powerbeats Pro 2 (single charge): up to 45 hours of listening time, up to 10 hours of continuous bud playback A 5-minute charge provides up to 1.5 hours of playback Single multi-function button per side, volume buttons (up/down) on each side Powerbeats Pro 2 packaging is made from 100% plant-based material sourced from recycled fibre and/or sustainable forests Built for Athletes.After relentless testing and refinements, the next-generation Powerbeats Pro 2 is ready for action. And its the most advanced product weve ever developed.- Ultimate Secure Fit- Heart Rate Monitoring Sensors- Active Noise Cancelling- Transparency mode- Adaptive EQ- Up to 45 Hours of Battery Life- Wireless Charging CaseTried and tested. And tested again.In search of the perfect fit, we conducted over 1,500 hours of rigorous testing with nearly 1,000 athletes. The result: Powerbeats Pro 2 is our best-fitting headphoneever.Heart Rate Monitoring for workouts.You want real-time data a