RDL FP-MP1 Professional Studio Microphone Preamplifier with Phantom Power - High-Quality Audio Interface for Podcasting, Recording & Live Streaming

Input Impedance: 3 kΩ (balanced)GAIN (4 ranges): MIN) 19 dB to 38 dB (switch-selectable) LOW: 26 dB to 45 dB (switch-selectable) MED: 36 dB to 55 dB (switch-selectable) HIGH: 46 dB to 65 dB (switch-selectable)Headroom: XLR female (input); XLR male (output); 5 position plug-in terminal block (input and output)Input Clipping Level:+4 dBu (at MIN gain)Headroom: 20 dB (above +4 dBuLow-Cut Filter: 80 Hz, 6 dB/Octave (switch-selectable)Phantom Voltages: 12 V, 24 V (switch-selectable)Phantom Voltage / Buildout Standard: IEC 1938: 1996-12CMRR: 60 dBFrequency Response: 20 Hz to 20 kHz (+/- 0.2 dB)THD + N: <0.1% (+4 dBu, all gain settings)Noise (below +4 dBu):<-70 dB (60 dB gain, 20 Hz to 20 kHz) <-72 dB (60 dB gain, ??A-Weighted???) <-80 dB (50 dB gain, 20 Hz to 20 kHz) Equivalent Input Noise: <-130 dB (gain + residual noise below +4 dBu)Connector type: XLR female (input); XLR male (output); 5 position plug-in terminal block (input and output)Audio Level Indicators (2): +4 dBu Green: -10 to +4 dBu (variable intensity)Power Requirement: GROUND-REFERENCED, 24 Vdc @ 100 mADimensions:Height: 1.42 in 3.61 cmWidth: 3.25 in. 8.26 cmLength:4.64 in. 11.79 cmAmbient Operating Environment:0 C to 50 C