Experience the joy of movement with the Sennheiser CX SPORT In-Ear Wireless earphones. The lightweight, sweat and splash resistant design can be worn around the neck or in front for a secure ergonomic fit, while advanced Bluetooth technology sets you free to experience high-quality sound as you move. Bluetooth 4.2 and Qualcomm apt-X ensure uncompromised audio quality. Operation is intuitive and effortless thanks to the three-button remote for easy music and call management. Ergonomically designed fins keep these earbuds secure during workouts. The six-hour battery life is complemented with fast charging ability so the CX SPORT is ready when you are.