TWS earphones bluetooth version：5.0

Connection distance：≥10 meters                                  

Earphones working time：approx. 5 hours under 50% volume                                                              

Battery capacity for earphones ：40mAh 

Battery capacity for charging box：400mAh

Speaker playing time: over 4 hours under 50% volume

Charging input voltage: DC 5V/2A

Charging time for earphones：1 hour 

Charging time for charging box：3 hours    

Product size: ￠4*6.1CM

Net weight：85g