Material：ABS+PC
Bluetooth Version/chipset：V5.4/JieLi6983 D2
Transmission Distance：12M(Standard Environment)
Working Voltage：5V
Impedance：32Ω
Speaker Power：2mW
Earbud /charging case Battery (mAh)：35mAh/3.7V 320mAh/3.7V
Charging Time：≈1.5H Calling：4H Music Play：6H Standby：35H
1. Diverse colors, a variety of options
2. Comes with a lanyard, convenient use
3.12M long-distance connection to facilitate your life
4. Wireless 5.4, efficient and stable connection, fast transmission
