Excellent sound quality: Equipped with 13mm large speaker unit and Bluetooth 5.1 technology, it provides clear and powerful music effects and brings you an unparalleled listening experience.Long battery life: 28 hours of battery life, so that you can listen to music, talk, work, etc. for a long time without interruption anytime, anywhere.Efficient call experience: Equipped with a noise-canceling microphone, it can effectively filter noise and environmental noise, making your calls clearer, more efficient and more stable.Comfortable wearing experience: Ergonomically designed to ensure that the earphones fit your ears without pain or pressure, making them more comfortable and comfortable to wear for a long time.Powerful Waterproof and Sweatproof: With IP54 level waterproof and sweatproof performance, you don’t need to worry about the earphones being damaged by sweat or rain in daily activities.