B9 TWS BT Earphone Wireless Stereo HIFI In-ear Headphones Waterproof Earbuds LED Display Sport Gaming Music Headsets

B9 TWS Bluetooth Earphone Wireless Stereo HIFI In-ear Headphones Waterproof Earbuds LED Display Sport Gaming Music Headsets
Features:
1. Second generation Bluetooth 5.0 chip
2. LED smart cool button light
3. 9D stereo HIFI bass surround
4. Graphene film speaker
5. Magnetic pull-out charging box
6. Ergonomic design; will not fall when worn on the ear
7. Life waterproof; no matter whether it is sweat in the gym or outdoor sports in the rain, it will not cause damage to the headphones.
8. Support single/binaural use (left and right headphones have built-in microphones for independent voice calls)
9. The ergonomically designed headphone head with soft natural silicone earmuffs will not cause ear pain and other bad conditions even if you wear the headphones for a long time.
Specifications:
Model: B9
Earphone Size: 26*18.3*23.5mm
Charging Case Size: 36*100mm
Play Time: about 3hours
Charging box capacity: 300mAh
Bluetooth transmission distance: 10 meters
Current: 5V
Speaker: 8mm
Package List:
1 Pair of Wireless Earphones
1*Charging Box
1*Charging Cable
4*Earplug silicone caps(2*S/2*M)

Notice:
*Due to different monitors and light, the actual color of the product might be slightly different from the color shown in the pictures.
*Please allow slight measuring deviation due to manual measurement.
*Thank you for your understanding and cooperation.
1*User Manual