$35
Item Description:Transducer type: Condenser (unidirectional)Frequency response: 35 Hz - 20,000 HzNominal / Load impedance: 200 Ohm or lessSensitivity (Short) Long: -40 dB/ +/- 1dB / 0dB = 1V/Pa,1kHzSignal Noise: 75 dB or more