I19 Mechanical Planet Ear-Mounted Wireless Bluetooth Earphone

1. Chip: Jerry AD6973D
2. Bluetooth version: BT V5.3
3. Bluetooth protocol: HSP, HFP, A2DP, AVRCP
4. Frequency: 2.402-2.480Ghz
5. Working distance: about 10 meters
6. Headphone battery: 30mAh
7. Charging case battery: 230mAh
8. Playing time: about 3-4h
9. Charging box voltage: 5V/0.5A
10. Headphone charging time: about 1.3h
11. Charging case charging time: about 1.5h
12. Standby time: about 180 days
13. Rechargeable times: 3 times
14. Power interface: Type-C
15. Operation mode: fingerprint touch
16. Intelligent compatibility with various devices, can be used with Bluetooth