The (Latest Model) Beats Studio Buds provide listeners with a true-wireless immersive listening experience that updates the original Buds with new acoustic vents for better sound quality, improved active noise cancelling, larger microphones, and extended battery life. The earbuds are rated IPX4 for sweat and water resistance, making them well suited for workouts and commutes in all kinds of weather, while the Transparency mode provides you with situational awareness for safety. Class 1 Bluetooth technology ensures reliable wireless performance and extended range. To properly customize the fit, four pairs of eartips in various sizes are provided, including a newly added extra-small option.