4 x DRM – C Polarization: Uni-directional Frequency: -49dBV / Pa (2.2mV / Pa) Frequency response: 50Hz-15kHz Output Impedance: 600Ω ± 30% (1kHz) 1 x DRM – KD Type: dynamic Frequency response : 30Hz-15kHz Polarization : super cardioid Frequency : -50 ± 3dB0dB = 1V / Pa (1kHz) Output Impedance : 300Ω ± 30% (1KHz) Connectors: 3 - male XLR 3 x DRM-OV Type: back-electret 16 ø Polarization : cardioïd Frequency response : 30Hz - 18kHz Frequency : -38dB ± 3dB (0dB = 1V / Pa - 1kHz) Output Impedance : 100 ± 30% (1kHz) Noise: 20dB A Pression max SPL: 135dB (1kHz≤1% THD) S / N: 74dB Power supply: Phantom 9V-52V Warranty: 24 months