JOYROOM JR-DB1 Jdots Series True Wireless Bluetooth Earphones(Purple)

1. Material: ABS+PC
2. BT version: V5.3
3. Chip: Jieli AD6973D4
4. BT audio decoding: AAC, SBC
5. Supported protocols: HSP, HFP, A2DP, AVRCP
6. Working frequency: 2402-2480KHz
7. Headphone capacity: 50mAh
8. Battery capacity of earphone compartment: 290mAh
9. Rated power: 2x2mW
10. Music time: about 8 hours
11. Talk time: about 6.5 hours
12. Standby time: about 48 hours
13. Charging input port: Type-C
14. Headphone charging time: about 1.5 hours
15. Charging time of the charging box: about 1.5 hours
16. Water resistance: IPX4
17. Ergonomic small size design, secure fit
18. BT 5.3, low power consumption and stable transmission, audio and video synchronization without delay
19. Bio-fiber diaphragm dynamic speaker, HiFi subwoofer quality
20. In-ear passive noise reduction technology, immediately block noise when wearing earplugs
21. Dual main ear mode, seamless switch between single and double ear, and connect immediately when you pull out the ear
22. The playback time of single ear with charging box can reach 48 hours