Beats Powerbeats Pro 2 True Wireless In-Ear Headphones - Jet Black, Black

**Built for Athletes** After relentless testing and refinements, the next-generation Powerbeats Pro 2 are ready for action. And theyre the most advanced product weve ever developed. **Tried 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 are our best-fitting headphones 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. Precision-crafted LED optical sensors pulse light over 100 times per second to measure your blood flow. All this can be relayed to your favourite fitness apps in real time and of course you can turn heart rate monitoring off whenever you want. **Stays locked in.** The updated ear hook has been rebuilt with a super-light nickel-titanium alloy that is renowned in material design for its exceptional shape memory and flexibility. **L