Product detailsUSAMS XD19 Wireless Bluetooth Earphone
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 6h
9. Charging time: about 1h
10. Charging compartment battery capacity: 400mAh
11. Charging time of the charging box: about 2h
12. Charging compartment input: 5V
13. Battery life: about 26 hours
14. ENC dual-mic noise reduction, quiet and good sound
15. Upgrade Bluetooth 5.3, sensitive fingerprint touch
16. 13mm large moving , polymer composite diaphragm