Blue Spark Blackout SL, Large Diaphragm Condenser Microphone, Polar pattern: Cardioid, Frequency response: 20 - 20000 Hz, Sensitivity: 34.9 mV / Pa at 1 kHz (1 pa = 94 dB SPL), Output impedance: 50 ohms, Max. sound pressure level: 136 dB SPL (1k THD 0.5%), S / N ratio: 73 dB-A, Dynamic range: 119.6 dB, Requires 48 V phantom power, HPF: 100 Hz, 12 db per octave, PAD: -20 dB, Dimensions: 221 x 45 mm, Weight: 336 g, Includes wooden case and microphone suspension