USAMS BE16 Ice Tray Series Transparent TWS In-Ear Wireless Bluetooth Earphone(Black)

1. Material: PC2. Bluetooth version: 5.33. Horn diameter: 10mm4. Bluetooth connection distance: about 10m5. Speaker frequency range: 20HZ-20KHZ6. Headphone battery capacity: 30mAh7. Continuous talk time: about 3h8. Continuous playback time: about 6h9. Headphone charging time: about 1h10. Charging box battery capacity: 300mAh11. Charging time of charging box: about 1.5h12. Charging compartment input: 5V13. Battery life: about 70 hours14. Support stereo effect, high-definition microphone call15. Upgrade Bluetooth 5.3 version, sensitive fingerprint touch16. Single battery life is 6 hours, combined battery life is 36 hours