JOYROOM JR-BB1 True Wireless Bluetooth Earphone(Black)

1. Material: ABS+PC2. Headphone charging input: 5V3. Charging box input: 5V4. Charging input port: Type-C5. Headphone charging time: about 1.5h6. Charging time of charging box: about 1.5h7. Waterproof grade: IPX48. Headphone standby time: about 48h9. Music time: about 7h10. Talk time: about 5h11. Headphone battery capacity: 35mAh12. Charging box battery capacity: 450mAh13. BT version: V5.314. 4-microphone ENC call noise reduction, high-definition call experience15. Built-in low power consumption chip, the total listening time of the charging box is up to 35 hours16. Low latency, synchronous picture and sound17. HiFi PU composite diaphragm, the music is more balanced18. Low power consumption, stable transmission, strong anti-interference, smoother audio19. Ergonomic design, comfortable to wear, 4 pairs of earplugs suitable for different ear types20. For Android, iP, Windows systems