Bluetooth version: 4.2                                 

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

Charging time: 2 Hours     

Battery capacity: 70mAh   

Support used for 2 devices at the same time  

Support magnetic function

Bluetoth chipset:JR                

Bluetooth version: 4.2                                 

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

Charging time: 2 Hours     

Battery capacity: 70mAh   

Support used for 2 devices at the same time  

Support magnetic function