Apple is set to release the highly-anticipated Beats Powerbeats Pro 2 in 2025, with rumors suggesting they will feature advanced heart rate monitoring technology. A hidden code in iOS 18 hints that the earbuds can sync with gym equipment to track heart rate data during workouts. This innovation could potentially outperform Apple’s AirPods, introducing in-ear heart rate monitoring before its competitor. The Powerbeats Pro 2 is expected to connect with exercise machines like treadmills and bikes to display heart rate information on the Health app on iPhones. Additionally, the article raises questions about the compatibility of this feature with Apple Watches and the possibility of standalone usage without gym equipment. The development of in-ear heart rate monitoring technology has been in collaboration with established companies like Polar and Sennheiser, paving the way for advanced features in wireless earbuds. The article concludes with an analysis on the feasibility of earbuds accurately measuring heart rate and speculates on the impact this innovation will have on the market, especially considering the competition with Apple’s rumored AirPods Pro 3.