Specification:

Bluetooth version：V5.2

Speaker size： Ø10.0mm

Frequency Response：20Hz-20KHz

Sensitivity：106±3dB

BT range：≥10m

Battery capacity：

earbuds 40mAh，charging case 350mAh

Playing time： 5H（ANC OFF）

Total playing time(earbuds+charging case)：

around 25H（ANC OFF）

Standby time：40H（ANC OFF）

Charging time：earbuds 1H，charging case 2H

Noise cancelllation：-15±3db