B9 TWS Bluetooth Earphone 5.0 Wireless, 8D HIFI Sport Earphone, Headset

Features:

• Second generation Bluetooth 5.0 chip.
• LED smart cool button light.
• 9D stereo HIFI bass surround.
•  Graphene film speaker.
•  Full metal casing.
• Magnetic pull-out charging box.
•  Ergonomic design; will not fall when worn on the ear.
•  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.
•  Support single/binaural use (left and right headphones have built-in microphones for independent voice calls).
• 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 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
• Color: Black
• Bluetooth transmission distance: 10 meters
• Charging voltage: 3.7V
• Bluetooth decoder: ACC
• Style: Earbuds
• Vocalism Principle: Dynamic
• Control Button: Yes
• Active Noise-Cancellation: Yes
• Communication: Wireless
• Volume Control: Yes
• Wireless Type: Bluetooth
• Is wireless: Yes
• Line Length: Nonem
• Support APP: No
• Function: Common Headphone
• Function: For Mobile Phone
• Function: HiFi Headphone
• Function: Sport
• Connectors: None
• Model Number: B9
• Codecs: Apt-X
• Support Memory Card: No
• Waterproof: Yes
• With Microphone: Yes

• B9-TWS Bluetooth Headset*2 (left and right ears)
• Original full metal case charging box*1
• Natural silicone earmuffs * 3 pairs (large / medium / small)
• Instruction manual*1
• USB charging cable*1