Capsule Type:condenser                      
Frequency Response:40Hz-16KHz                                            
Ultrar Pattem:cardioid
Output Impedance:200Ω                                                       
Sensitivity:-38dB±2dB
Reference Sound Receiving Distance:20-50cm
Power Supply:DC9V
Fitting:mmxn2:Ф4.3×8   windshield:1