Celebrat SE3 Neck-mounted Sports Bluetooth Headset

Product Features:

1. Bluetooth Chip: AB5325B
2. Bluetooth Version: V5.0
3. Drive Unit: 16mm.
4. Transmission Distance: ≥10m
5. Charging Time: about 2H
6. Music Time: about 5H
7. Talk Time: about 5.5H
8. HD sound quality
9. Air conduction does not enter the ear, protects hearing, dust and sweat.