Fenzonxo Open Ear Running Earphones, 15H Playback, Sweat Resistant and Waterproof, Bluetooth 5.3 Wireless Built-in Microphone Earphones, Suitable for Cycling, Exercise, Gifts

【Excellent sound quality】：Compared with bone conduction headphones, the headphones adopt more advanced air conduction technology, effectively preventing sound leakage and ensuring that the original sound quality will not change or be damaged. 【Comfortable to wear】：This sports Bluetooth earphone features a titanium alloy frame and weighs only 30 grams. They are not only comfortable to wear, but also very flexible and durable, making them perfect for outdoor and indoor sports activities, including running, hiking, cycling, and even extreme sports. 【Up to 15 hours of playback time】：The earphones are equipped with a 200mAh large capacity battery, which can provide up to 15 hours of continuous playback and calls on a single charge. In addition, it supports fast charging and a C-type USB cable, which can be used for up to 1 hour 【Call Noise Reduction】：The headphones have upgraded noise reduction algorithm technology, eliminating environmental noise and providing excellent clear calls. 【Bluetooth 5.3】：Wireless Bluetooth 5.3 technology brings a more stable, faster, and farther data transmission experience. 【IPX6 Waterproof and Sweatproof】： This sports earphone has a waterproof rating of IPX6. Even on rainy days, you can still enjoy the pleasure of music. It can be used for gyms, running, hiking, and cycling.