【Open Ear Design】 Earphones Open Ear Earbuds Bluetooth Wireless, compared with in-ear earbuds, the open ear design of open ear earbuds Bluetooth Wireless can help you always feel the surrounding environment. Whether you are cycling, walking, running, gym, driving or riding with open ear earbuds, you can always pay attention to the surrounding environment, which is very safe.【Lightweight and Stable Fit】Hook-ear Earphones 5.4 Bluetooth Air Bone Conduction Earphones are lighter in weight and made of high-quality soft silicone material to keep running relaxed, and the open ear design can help you achieve painless and harmless, because the open earbuds with microphone do not need to be inserted into the ear canal. With ergonomic surround sound and streamlined sinking design, the open ear owl hook-ear headphones allow you to wear comfortably.【5 Hours Playback】 Open Ear Wireless Earbuds Bone Conduction Earbuds USB charging and include 400mAh battery, enjoy 20-30 hours of uninterrupted music or podcasts, and the outer ear earphones open with microphone built-in microphone can achieve clearer phone calls.【Waterproof and Sweatproof】 The open earphones wireless Bluetooth adopt professional-grade waterproof and sweatproof and fully enclosed sound cavity to prevent daily sweat and rain from penetrating. Ergonomic design, comfortable and stable to wear, whether running, jumping or other outdoor sports, non-in-ear Bluetooth earbuds can still be worn stably.【Premium sound quality and safety guarantee】This open earbud open earphones wireless Bluetooth has passed the patented speaker and sound cavity technology, and the sound quality has been upgraded, which can effectively reduce sound leakage, protect your privacy and bring you high-quality audio enjoyment. Whale cavity stereo surround sound, immersive music enjoyment. Perfect sports companion.