TWS Wireless Earbuds with Wireless Charging function

Specifications:

Chipset: Bluetrum 

Earbuds Battery: 30mAh (with protect IC) 

Case Battery: 300mAh (with protection  board) 

Speaker Size: 10mm 

Playing time:(70% volume): 4-5 hours 

Charging time: about 1.5 hours S

tandby time: about 30 hours 

Wireless transmission distance: 10M 

Frequency response: 20-20KHz 

Impedance: 32 Ω 

Charging Port: Micro USB 

Digital display to show battery capacity

Dimensions: 54*54*23.5mm 

Charging cycles: 2.5times of full charging