B9 TWS Wireless Bluetooth Earphone


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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:

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


  • Brand Name: Erilles
  • Vocalism Principle: Dynamic
  • Control Button: Yes
  • Active Noise-Cancellation: Yes
  • Communication: True Wireless
  • Volume Control: Yes
  • Style: In-Ear
  • Sensitivity: 120dB
  • Wireless Type: Bluetooth
  • Is wireless: Yes
  • Support APP: Yes
  • Function: For Internet Bar
  • Function: Monitor Headphone
  • Function: for Video Game
  • Function: Common Headphone
  • Function: For Mobile Phone
  • Function: HiFi Headphone
  • Function: Sport
  • Number Of Drivers: 2
  • Package List: User Manual
  • Connectors: Balanced Connection
  • Model Number: B9
  • Codecs: AAC
  • Support Memory Card: No
  • Driver Diameter: 8mm
  • Waterproof: Yes
  • Frequency Response Range: 20 – 20000Hz
  • With Microphone: Yes
  • Features: waterproof
  • colour: black
  • Call time: 4 hours
  • Music time: 4 hours
  • support system: All Bluetooth enabled devices and phones
  • Headphone battery capacity: 40MAH
  • Storage box battery capacity: 300MAH
  • Special feature: IPX5 Daily Life Waterproof

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