SBT208C CSR3020 Chip TWS Earhook Wireless Bluetooth Earphone

1. Channel: Mono 2. Bluetooth protocol: 5.0 3. Transmission range: 10 meters 4. How to use: ear-mounted 5. Function: call function, support music 6. Multi-point connection, smart one for two. 7. Wireless transmission, stable connection without delay. 8. Built-in large-capacity battery, which can last for 8 hours. 9. Built-in intelligent noise reduction system, CVC eliminates echo, and the sound quality of the call is clearer. 10. Ergonomically designed, comfortable to wear without pressure on the ears. 11. Support three languages, suitable for different groups of people, to meet your different needs.