USAMS YO17 TWS Half In-Ear Wireless Bluetooth Earphone(Purple)

1. Material: PC
2. Bluetooth version: 5.3
3. Horn diameter: 13mm
4. Bluetooth connection distance: about 12m
5. Speaker frequency range: 20HZ-20KHZ
6. Headphone battery capacity: 35mAh
7. Continuous talk time: about 3h
8. Continuous playback time: about 7h
9. Headphone charging time: about 1.5h
10. Charging compartment battery capacity: 400mAh
11. Charging time of the charging box: about 2h
12. Charging compartment input: 5V
13. Battery life: about 31 hours
14. Bluetooth 5.3 core upgrade, sensitive fingerprint touch
15. 13mm large dynamic coil, good sound quality can be heard
16. Open the cover and connect immediately, 12 meters fast pairing