K11C CSR63120 Chip TWS Earhook Wireless Bluetooth Earphone Type-HDMI Series Replacement back camera lens for

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K11C CSR63120 Chip TWS Earhook Wireless Bluetooth Earphone Type-HDMI Series Replacement back camera lens for1. Channel: Mono 2. Size: 5. 5x4. 3x8cm 3. Weight: 12g 4. Material: ABS PP Silicone 5. Function: call function, support music 6. Transmission range: 10 meters 7. Battery capacity: 110mAh 8. Bluetooth protocol: 5. 0 9. Plug Type: USB 10. Mode of use: hanging ear type 11. Wireless transmission, stable connection without delay 12. Built in ENC noise reduction system, clear sound quality 13. Ergonomic design, comfortable to wear Specification: Package