Waterproof IPX7: our wireless sports headphones are made from high quality waterproof materials, multi-process design headset, high-specification waterproof testing, bluetooth headphones that effectively protect internal components from water, rain and sweat. Ideal for cycling, running, fitness, skiing, trips, excursions, water sports, etc. Wearing Comfortable: the earphone is too compact and light to feel when you wear it. Also, humanized design will provide you with comfortable experience. It is also not easy to slide down from the ear . Led display: the charging box is designed with a digital led display to show the charging and discharge information of the battery power supply. This semi-transparent shell design will allow you to know the energy consumption of earphones in real time and predict the working time of earphones. Also, touch screen is easy to use. Noise Reduction: hearing protectors adopt noise reduction technology to filter environmental noise. No matter whether you're in the bus, the airport, the mall or any other public environment, the headphone will guarantee the call and the music will be clear. Bluetooth 5.0: bluetooth 5.0 transmission provides improved sound quality, easier connection, more stable signal and lower power consumption compatible with more than one bluetooth device, resulting in high fidelity sound.