T&G A23 Binaural Hanging Neck Sports TWS Wireless Bluetooth Earphone(Grey)

1. Bluetooth version: Jerry 5.02. Power input: 5V/1A3. Sensitivity: about 80dB4. Frequency response: 20-18000Hz5. Playing time: about 6 hours6. Charging time: about 1-2 hours7. Bluetooth 5.2 technology, the connection is more stable and no delay8. HiFi sound quality, achieving high fidelity and clarity9. One-button control, easy to use10. Elastic and flexible design, titanium alloy steel wire material, can adapt to different head shapes