K69 Bluetooth Headset Sound Conduction Binoconic Business Sports Earphone(Black)

1. Chip: BlueCom2. Bluetooth pairing: K693. Bluetooth version: V5.04. Charging port: USB5. Transmission distance: about 10m6. Battery capacity: 90mAh7. Alert tone: English8. Life time: about 7-8H9. Play time: about 3-4H10. Weight: about 51.8gFeatures:1. Three frequency balance, large dynamic unit, full and thick HIFI-level sound quality experience2. Not into the ear design, wear solid, stable balance, movement is not limited3. Lightweight body design, long wear without pain4. HD microphone, intelligent recognition of environmental noise, restore clear human voice5. Sound conduction technology, through the skull, jaw bone to the sound to the auditory nerve, low-frequency thick, mid-frequency delicate, high-frequency penetration6. Memory titanium alloy skeleton, according to the size of different head adaptable shape, arbitrary distortion without deformation7. IPX5 level waterproof design, fully enclosed sound cavity, to prevent daily sweat and rain infiltration, easy to clean material, simple wipe can8. No sense of