Wireless Earbuds with Charging Box Twins Stereo Bluetooth Headset BF9 TWS

Wireless Earbuds with Charging Box Twins Stereo Bluetooth Headset BF9 TWS

Product 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. Full metal casing

• 6. Magnetic pull-out charging box

• 7. Ergonomic design; will not fall when worn on the ear

• 8. 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.

• 9. Support single/binaural use (left and right headphones have built-in microphones for independent voice calls)

• 10. 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.

Product Parameters:

• Product Name: B9-TWS
• Bluetooth version: second generation Bluetooth 5.0
• Music / call duration: 3 hours
• Charging box can charge the headset:4-5 times
• Charging box capacity: 300mAh polymer lithium battery
• Headphone single ear capacity: 60mAh polymer lithium battery
• Sensitivity: 120dB
• Impedance: 32Ω
• Bluetooth transmission distance: 10 meters
• Charging voltage: 3.7V
• Bluetooth decoder: ACC

Package Included:

• 1 x Pair B9-TWS Bluetooth Earbuds
• 1 x Original full metal case charging box
• 1 x Instruction manual
• 1 x USB charging cable