【Environmental Awareness】The open ear design of the ows earhook headphones can help you always feel the surrounding environment. Whether you are cycling, walking, running, gym, driving or riding with open earbuds, you can always pay attention to the surrounding environment and it is very safe.【Comfortable and Lightweight】The wireless earhook Bluetooth headphones are very light, only 0.3 ounces, and you will forget their existence after wearing them for a long time. The open earbuds are wireless and unrestrained, and the skin-friendly and hypoallergenic ABS material is more comfortable to wear. The air bone conduction headphones allow you to wear without burden.【Waterproof and Sweatproof】The open earbuds adopt professional-grade waterproof and sweatproof and fully enclosed sound cavity to prevent daily sweat and rain from penetrating. The ergonomic design is comfortable and stable to wear. Whether it is running, jumping or other outdoor sports, the fitness headphones can still be worn stably.【Bluetooth 5.4 and Clear Calls】This sports open earphone is equipped with a Bluetooth 5.4 chip, which has a more stable connection, faster transmission speed and stronger signal. The microphones with environmental noise reduction technology work together to monitor the sounds around you and immediately generate opposite signals to reduce background noise, allowing you to hear clear calls, just like communicating with others face to face.【High-quality sound quality】This open-back headset has upgraded the sound quality through patented speaker and acoustic cavity technology, effectively reducing sound leakage, protecting your privacy and bringing you high-quality audio enjoyment. Whale cavity stereo surround sound, immersive music enjoyment. Perfect sports companion.