Features: 1. Suspension-type wear that does not go into the ears, multi-point support design, stable and comfortable 2. 16MM large size unit, enjoy high-definition sound quality 3. Bluetooth 5.3 chip, fast transmission speed and stable connection 4. After successful connection for the first time, take it out and do not need to manually connect again; Hall switch function, open the cover to automatically connect and automatically match the device 5. Seamless switching between single and double ears, listening to music without interruption 6. Compatible with most blue-enabled devices on the market, mobile phones, tablets, computers, etc. can be easily connected
Product parameters: 1. Bluetooth version: 5.3+BR+EDR+BLE 2. Bluetooth protocol: A2DP, AVRCP, HFP 3. Effective distance: 10m 4. Frequency response range: 20HZ-20KHZ 5. Sound pressure level: 91-97 dB SPL(A) 6. Sensitivity: 90dBm 7. Battery capacity: 80 mAh for headphones, 300 mAh for charging box 8. Working time: about 8h (single earphone) + 16h (charging box) 9. Play time: about 12 hours 10. Talk time: about 10 hours 11. Standby time: about 300 hours 12. Charging time: about 2 hours for earphones, about 3 hours for charging case 13. Input: DC5V200mA (headphones), DW5V1A (charging box) 14. Waterproof level: IPX5