Totally wireless Powerbeats Pro Earbuds are built to revolutionize your workouts. With zero wires to hold you back, the adjustable, secure-fit earhooks are customizable for extended comfort and stability. A reinforced design for sweat and water resistance lets you take it to the next level. Each earbud has full volume and track controls and up to 9 hours of listening time to fuel your training with powerful, balanced sound.