TWS Bluetooth Earphones

Wireless Version: V5.0 JL
Wireless Range: 10M
Earphones Battery: 40mAh
Charging Case Battery: 500mAh
Speaker Driver: 7mm
Speaker Impedance: 16 Ω
Frequency: 20-20KHz
Microphone Sensitivity: 40 ± 2dB
Music Time: 4H
Standby Time: 240H
Charging Time: 1-1.5h