Specification:

Bluetooth version：V5.2

Speaker size： Ø10.0mm

Frequency Response：20Hz-20KHz

Sensitivity：105.5±3dB

BT range：≥10m

Battery capacity：

earbuds 40mAh，charging case 400mAh

Playing time：6H（ANC OFF）

Total playing time：around 26H（ANC OFF）

Standby：120H（ANC OFF）

Charging time：earbuds1.5H，charging time 2H

Noise cancellation：-20±3db