Promate Earbuds Lush Pro TWS Bluetooth

● Bluetooth Version: V5.4 Bluetooth Frequency: 2.402GHz~2.480GHz
● Charging Case Input: 5V/400mAh 
● Speaker Diameter: 10mm
● Charging Time: About 1.5H
● Playing Time: About 6H
● Standby Time: About 35H
● Battery Capacity Earbuds: 35mAh
● Battery Capacity Case: 400mAh
● Operating Distance: 12meters