True Wireless Bluetooth Earbuds ECHO LITE E11 Black.
Bluetooth Version: Bluetooth 6.0
Material: ABS
Earbuds' Battery Capacity: 30mAh/0.111Wh
Earbuds' Input Power: 5V⎓30mA
Charging Case's Battery Capacity: 300mAh/1.11Wh
Charging Case's Input Power: 5V⎓250mA
Charging Case's Interface: USB-C