TWS Bluetooth Earphones

Specifications
Wireless Version: V5.0 Realtek
Wireless Range: 10M
Earphones Battery: 40mAh
Charging Case Battery: 400mAh
Frequency: 20-20KHz
Speaker Impedance: 16 Ω
Frequency: 20-20KHz
Intelligent degree:98+2dB
Music Time: 4-5H
Standby Time: 150H
Charging Time: 1-2h