Impedance: 32 Ohms±10%
Frequency: 20~20K Hz
Sensitivity: 98dB± 3dB at 1K Hz
Max. Input Power: 20mW
Input connection: 3.5mm grade four nickel-plated stereo plug
Cord Length: 1000mm±30mm
Microphone
Sensitivity: -58±3dB
Frequency：100-10000Hz
Operating Voltage：2.5V-10V
Operating Current：<500uA
Impedance:2K Ohms±10%