JOYROOM JR-DB3 Jdots Series True Wireless Earbuds BLACK

Series name: Jdots Series
Product Name: True Wireless Earbuds
Model: JR-DB3
BT version: V5.4
Working frequency: 2402MHz-2480MHz
Max output power: 3.62dBm(EIRP)
BT range: 10m (barrier-free open environment)
Frequency response range: 20Hz-20KHz
Music time: about 8h (70% volume)
Calling time: about 6h (70% volume)
Eearbud battery capacity: 40mAh
Case battery capacity: 380mAh
Eearbud charging time: about 1.5h
Case recharging time: about 1.5h
Cycle counts: about 3.5 times
Case charging port: Type-C
Case power input: 5V⎓1A