GD68 Bluetooth 5.3 Headphones clip-on Ear Non-in-ear Wireless Air Conduction Sports Headphones 1. Blue-tooth 5.3 chip connection is stable, no lag and continuous connection 2. Colorful ambient lighting effects, elegant and unique shape, adapt to any scene, full of personality 3. 1080 hours standby battery life, no fear of power failure, listening anytime 4. Ear clip-type wear, not in-ear design, no pain for long-term wear 5. The ultra-light body has no sense of falling ears and no sense of restraint 6. The body is designed according to ergonomics, and the weight distribution of the earphones is optimized, so there is no need to worry about the earphones falling off, shaking and moving 7. Directional sound transmission technology, built-in anti-leakage filter, you can listen even if your ears are blocked, protecting your privacy 8. 13mm large dynamic coil speaker, HIFI stereo surround sound, comprehensive acoustic structure 9. Adopt double noise reduction and sponge noise reduction technology to automatically identify human voice and noise, improve clarity, and make calls as if they were face to face 10. Waterproof and sweatproof, Type-C safe fast charging Parameter: 1. Blue-tooth solution: Blue-tooth V5.3 2. Product speaker: 13mm copper ring speaker (obvious bass effect) 3. Product chip: Lanxun 4. Listening time: about 9 hours 5. Charging time: about 1 hour 6. Communication distance: 10-15 meters without obstacles 7. Charging cable interface: Type-C 8. Headphone battery capacity: 80mAh 9. Bare metal weight: 7.5g 10. Dimensions: single ear 30 x 30 x 30mm 11. Product accessories: charging cable + Chinese and English manual