JZ Microphones BH1S, Large Diaphragm Condenser Microphone, Membrane: 2x 27 mm, Frequency range: 20 Hz - 20 kHz, Polar pattern: Omnidirectional / Cardioid / Figure-8, Pad switch: -10 dB / 20 dB, Output impedance: 50 ohms, S / N Ratio DIN / IEC 651, A-weighted: 86.5 db-A, Maximum SPL 0.5% THD at 1000 ohms: