Behringer B-2 PRO Professional Gold-Sputtered Large Dual-Diaphragm Studio Condenser Microphone The B-2 also gives you a switchable -10dB attenuator to capture high-volume signal sources without distorting, as well as a low-cut filter to eliminate infrasonics caused by floor rumble and other turbulence. B-2 Specs Transducer type: condenser, 1″ dual-diaphragm Operating principle: pressure gradient Polar pattern: cardioid, omnidirectional or figure eight Connection: gold-plated balanced XLR connector Open circuit sensitivity (at 1 kHz): cardioid: -36 dBV (0 dBV = 1 V/Pa), 16 mV/Pa ; omnidir.: -37 dBV (0 dBV = 1 V/Pa), 14 mV/Pa; figure eight: -35 dBV (0 dBV = 1 V/Pa), 18 mV/Pa Frequency response: 20 Hz – 20 kHz Level attenuation: -10 dB (switchable) Low-Cut filter: 6 dB/oct. at 150 Hz (switchable) Max. SPL (1% THD @ 1 kHz): cardioid: 138 dB (0 dB), 148 dB (-10 dB); omnidir.: 139 dB (0 dB), 149 dB (-10 dB); figure eight: 137 dB (0 dB), 147 dB (-10 dB) Equivalent SPL (IEC 651): 17 dB-A (cardioid); 18 dB-A (omnidirectional); 16 dB-A (figure eight) Signal-to-noise ratio: 77 dB, A-weighted (cardioid); 76 dB, A-weighted (omnidirectional); 78 dB, A-weighted (figure eight) Nominal impedance: 1 kOhm Supply voltage: +48 V Supply current: 3 mA Dimensions: Head diameter: 56 mm, shaft diameter: 50 mm, length: 210 mm Weight: approx. 0.55 kg Built to Last The B-2 is built to be your go-to condenser mic for years to come. Its tough, nickel-plate brass body can withstand all the rigors of those late-night recording marathons. And with its aluminum foam-padded carrying case, it travels in safety and style. We also included a heavy-duty suspension mount and windscreen.