Parameter
1. Chipset: AC6936D
2. Bluetooth version: V5.0
3. Bluetooth protocol: A2DP / AVRCP / HFP1.7 / HSP1.2
4. Bluetooth frequency: 2.4GHz ~ 2.48GHz
5. Speaker unit:8mm 16ohm
6. Sensitivity: 42db+/-3db
7. Headphone battery capacity: 30mAh
8. Rechargeable battery capacity: 180mAh
9. Music time: 2 ~ 3h
10. Headphone charging time: 1.2 hours
11. Charging case charging time: 1.3 hours
12. Headphone standby time: 2100 hours
13. Charging case standby time: 720 hours
14. Power input: DC5V-150mA
15. Charging case wireless charging current: 100mA
16. Material: ABS + silicone
17. Net weight: 41g

Feature
1. New in-ear design wear comfortably
2. Pop up pairing easy to use
3. In-ear detection pause / play switch freely
4. Multiple silicone eartips for selection closed noise isolation
5. Bluetooth 5.0 independent earphones chips stable transmission and connection
6. With liquid silicone protective case easy to carry
7. Support wireless charging
8. Primary and secondary switch quickly