Product Parameters:

• Speaker size:φ40mm
• Impedance:32Ω
• Sensitivity:110±3dB
• Frequency range:20Hz-20KHz
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• Microphone:built-in
• Sensitivity:-38±3dB
• Impedance:2.2KΩ
• Cable length:True wireless design
• Connectors:V5.0
• Distance:≤10m
• Battery capacity:300mAh
• Charging Voltage:DC3.7V
• Working time:6-10 hours
• Rated power:100mW
• Working Voltage:DC5V