Wiykasenbos Open Ear Bluetooth Earbuds - Air Conduction Headphones with Clip-on Earbuds and Charging Case for Running and Workout

[Comfortable and Lightweight]The open ear headphone are designed for sports, and open listening allows you to learn about your surroundings while you're moving. Exercise is safer. ^^ [Long battery life]Ear clip earbuds have a single battery life of 5 hours. ^^ [Clear Call & Bluetooth 5.3 ]Open ear headphone built-in HD microphone, with Bluetooth 5.3 chip, call more smooth and clear, just like face to face conversation ^^ [IPX5 waterproof] The open earphone has IPX5 waterproof performance, and is not afraid of sweating during exercise, which is suitable for all kinds of sports ^^ [After Sales] If you have any quality or usage issues after receiving the bluetooth earpiece you can contact us and we will provide one-on-one customer service for you upon receiving the information