JOYROOM JR-BC1 Jbuds Series True Wireless Noise Reduction Bluetooth Earphone(Black)

1. BT version: V5.3
2. Chip: Jieli AD7003D
3. Supported protocols: HSP, HFP, A2DP, AVRCP
4. Working frequency: 2402-2480KHz
5. Headphone battery capacity: 35mAh
6. Shell battery capacity: 380mAh
7. Music time: 6h
8. Talk time: about 4 hours
9. Earbuds standby time: about 48 hours
10. Earbud charging input: 5V/30mA
11. Case charging input: 5V/1A
12. Charging input port: Type-C
13. Earbud charging time: about 1.5 hours
14. Charging time of charging box: about 1.5 hours
15. Water resistance: IPX4
16. Material: ABS+PC
17. Microphone active noise reduction technology, 35db deep noise reduction
18. ENC call noise reduction, high-definition call experience