SAFETY: Train safer with Always Aware eartips that are designed to let in ambient sound, allowing you to simultaneously listen to music and hear your surroundings.COMFORTABLE DESIGN: BackBeat FIT 3100, recognized as a 2018 CES Innovations Award Honoree, features a soft, flexible and secure-fit earloop design that provides a comfortable fit and remains stable during your most rigorous workouts.LONG-LASTING BATTERY: Bluetooth earbuds have up to five hours of wireless power so you can move more and charge less. Plus, a soft-shell charging case stores your wireless earbuds and offers up to 10 additional hours of power between charges so you can listen even longer.WATERPROOF AND SWEATPROOF: IP57-rated durable, sweatproof and waterproof design protects the earphones from sweat, rain, and spills and can withstand your most rigorous workouts.BACKBEAT APP: Easily install firmware updates, personalize your earbuds with the new My Tap feature, and choose your preferred voice prompt language, all from the BackBeat app.

• DESIGN: Comfortable, secure fit earbuds with stable, sweatproof and waterproof design
• STAY AWARE: Unique eartip design doesn?t fully block the ear canal ensuring you stay safe
• ON-EAR CONTROL: Control music and phone calls or set timer and start stopwatch with BackBeat app
• AUDIO: 13.5mm drivers provide detailed full range audio with natural mid-tones and crisp highs
• PLAY TIME: Up to 5 hours of wireless listening and up to 10 additional hours with the included charge case