【♬Bluetooth 5.2 Technology♬】Adopt Bluetooth 5.2 Technology, suitable for most smart Bluetooth devices. With Bluetooth 5.2 and high-definition rendering technology, you can produce incredible sound quality and real sound performance whether you are talking or listening to music. Offers faster pairing, stable connection and signal transfer..【♬Comfortable♬】Ergonomic and lightweight design fits comfortably and snuggly in your ear. Light weight, 3.5g, suitable for long time wearing. And light bluetooth earphones get rid of weight constraints and bring more convenience for exercise, sports and other activities..【♬Stereo HD Fidelity Mode♬】The in-ear bluetooth wireless earphones adopts CVC8.0 noise reduction technology and state of the art HD Fidelity acoustic components that produce incredible sound quality with deep bass and crystal-clear treble. When two headsets are interconnected in technology, they form a surround sound system, which allows different channels to change in space, bringing a rich sense of hearing..【♬IPX5 Waterproof♬】The sports waterproof earbuds headphones through life-grade waterproofing, nano-scale anti-sweat test, support for cloudy outdoor sports without hindering the enthusiasm of the gym. You no longer have to worry about water ingress and sweating. Made of qualified metal and silicone materials, it is dust-proof, sweat-proof, and waterproof, making it very suitable for your daily use..【♬LED Digital Display♬】Built-in extraordinary battery charging box and high efficiency power chip. Up to 4-6 hours of playback time on a single charge. The battery life of the headset can be up to 30 hours (used with the charging compartment). Enjoy fast charging, it onlytakes 1.5 hours to fully charge.