PRODUCT SPECIFICATIONS
Speaker Size: 50mm Neodymium Speaker Drivers
Speaker Sensitivity: 111dB ±3dB
Speaker Impedance: 32Ω
Speaker Response Range: 20Hz ~ 20KHz
Microphone Size: 4.0×1.5mm
Microphone Sensitivity: 42dB ±3dB
Plug: 3.5mm
Cable Length: 160cm
Push To Talk (PTT) Button: YES
PTT Battery: 196h
Micro USB port: Battery recharge only