Studio Projects B1, Large diaphragm condenser studio microphone, 1” capsule with cardioid characteristic, Transformerless circuit, +48 V phantom power required, Frequency range: 20-20000 Hz, Sensitivity: -34 dB (0dB=1V/Pa), Output impedance: <200 Ohm, Max SPL 132 dB, Inherent noise: 12dB(A), Incl. wind shield, shock mount and zipper bag