1. Bluetooth version: V5.3 2. Connection distance: about 10 meters 3. Music playback time: about 6 hours 4. Headphone battery capacity: 50mAh 5. Charging case battery capacity: 300mAh 6. Charging port: Type-C 7. 5.3 HD calls, continuous connection and low latency 8. 15mm runway-shaped speaker, larger diaphragm area 9. Ear-hook type does not fit in the ear, no pressure when wearing glasses 10. Directional sound transmission, adaptive directional sound waves
