Headphones Headsets K7 Bone Conduction Bluetooth 5.0 Wireless Earphone Waterproof Headphones 16GB RAM(Gray) accessories

Headphones Headsets K7 Bone Conduction Bluetooth 5.0 Wireless Earphone Waterproof Headphones 16GB RAM(Gray)
K7 Bone Conduction Bluetooth 5.0 Wireless Earphone Waterproof Headphones 16GB RAM(Gray) 1. Material: Titanium alloy 2. Bluetooth version: 5.0 3. Waterproof rating: IPX8 4. Battery capacity: 350 mA 5. 6-8 hours of continuous music + call 6. Bone conduction stereo sound 7. Weight: 42 grams 8. Size: about 14x2 cm