Hot sales model Sport Bluetooth Earphone

Bluetoth chipset:JR                

Bluetooth version: 4.2                                 

Working distance:10M                                                      
Working time: 3-4 Hours                  

Charging time:  1.5 Hours     

Battery capacity: 70mAh   

Waterproof  Class : IPX4 

Support used for 2 devices at the same time  

Support magnetic function