Earphone power supply: 30mA
Battery capacity: 300mA
Material: PC+ABS
Speaker: 8mm composite diaphragm
Product dimensions: 9.3*6.8*3cm
Battery life: Approximately 2-4 hours (more power consumed during calls, less power consumed during music playback)
Quantity: 1 piece
Note:
 1.Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid.
 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.
 Thank you!