Dimensions: Ø 22,5x 343 mmFrequency response (Microphone): 40 - 20000 Hz +- 2,5 dBSensitivity in free field, no load (1kHz): 50 mV/Pa +- 2,5 dBNominal impedance: 200 (K6)Min. terminating impedance: 1000 (K6)Equivalent noise level: 10 dBEquivalent noise level weighted as per CCIR 468-3: 21 dBMaximum sound pressure level (passive): 125 dB / 1 kHz (K = 1%)