1.Bluetooth 5.0, hybrid in – Ear Headphone 

2.Ergonomics design, comfortable fit 

3.Premium graphene sound driver 

4.Smart Auto on/off/charging/paring 

5.Pick up auto reconnect the last device 

6. Low power consumption & strong signal connecting

Parameter of earphone

1.Chips: Bluetrum 5616T,  bluetooth 5.0 

2.Bluetooth distance: >10m 

3.Driver Speaker: 13mm 

4.Battery: 30/180mAh

5.Play time:up to 5 - 6 hours 

6.Case Backup:  3 Times