Product Parameters:

• Speaker size:φ40mm
• Impedance:4Ω*2
• Sensitivity:≥80dB
• Frequency range:90Hz-20KHz
•   
• Microphone:built-in
• Sensitivity:-38±3dB
• Impedance:2.2KΩ
• Cable length:True wireless design
• Working current:≤100mA
• Connectors:V5.0