Golden Age Project R1 active Mk3, Ribbon Microphone, Active, Directional characteristic: Figure 8, Frequency range: 30 - 18000 Hz +/- 3 dB, Sensitivity: -40 dB (0 dB=1V/Pa) @ 1 kHz, Max. SPL ( 1000 Ohm, Dimensions: 69 x 185 mm