Professional Condenser MicrophonePolar Pattern: Unidirectional Frequency Response 20Hz-20kHz Sensitivity -32+2dB(OdB-1V/Pa atkHz) Output Impedance: 55+30%(atKHz) Load Impedance: 1000 Equivalent Noise Level: 14dBAS/NRatio : 80dBMax.SPL: 130dBMax.SPL: (at1kHz <1% THD Current consumption: diahpragm capsule c3mA1.1" perfect circular design, low noise transducer output, wide dynamic range, strong sound compression