【Waterproof and Long-lasting】 Our open-ear headphones are IPX4 waterproof and can easily cope with daily sweat and rain. With an additional hydrophobic coating, it enhances waterproof performance, prevents water retention and allows direct cleaning. Ensures a reliable and long-lasting experience.【Ergonomic Fit】 These Bluetooth earphones feature an open ear design. Perfect for outdoor activities and commuting, ensuring that you don't miss important sounds around you while enjoying music or podcasts. Experience our open earbuds with ergonomic ear hook design.【Bluetooth 5.3 Technology and Wide Application】 These Bluetooth earphones have the latest Bluetooth 5.3 technology, which ensures faster pairing, more stable connection, and lower power consumption. This wireless headset is universally compatible with Bluetooth-enabled devices such as smartphones, tablets, laptops, TVs, computers, etc. With easy pairing and stable connection on a variety of devices, you can enjoy uninterrupted audio anytime, anywhere.【Extremely comfortable and secure fit】 These wireless Bluetooth earbuds are carefully designed to fit tightly and securely in your ears, providing all-day comfort and ensuring that they stay in place during workouts and daily movements.【Advanced Noise Cancellation】Significantly reduces background noise during calls, providing an excellent calling experience in daily and business environments.