Xi11 TWS IPX6 Waterproof Bluetooth 5.0 Earbuds

Product specifications:
1. Bluetooth version: V5.0+BR+EDR+BLE.
2. Modulation method: GFSK/ DQPSK, Max Power.
3. Crystal frequency: 24MHZ.
4. CPU frequency: 96MHZ.
5. Working voltage: DC 2.2V-5.5V.
6. Signal to noise ratio: greater than or equal to 92dB.
7. Effective distance: 10m barrier-free.
8. Frequency response range: 20HZ-20KHz.
9. Frequency range: 2402MHz-2480MHz.
10. Sensitivity: 98dB.
11. Nominal impedance: 32 ohms.
12. Transmission power: Class 2.
13. Headphone battery capacity: 50mAh.
14. Charging input: 5V / 500mA.
15. Charging time: about 1 hour.
16. Hours of use: 4-7 hours of talk, 3-4 hours of music playback.
17. Standby time: 10-15 days.
18. Single headphone body weight: about 3.5g.
19. Single earphone body size: 1.1×2.5×2.2cm.