Shure Beta 52A Kick Drum Microphone

Cartridge Type: Dynamic (moving coil)
Frequency Response: 20 to 10,000 Hz
Polar Pattern: Supercardioid
Output Impedance: 150 Ω
Maximum SPL (1 kHz at 1% THD, 1kΩ load): 174 dB
Polarity: Positive pressure on diaphragm produces positive voltage on pin 2 with respect to pin 3
Weight Net: 0.605 kg (1.35 lbs)
Connector Three-pin professional audio (XLR), male
Case: 134 dB (159 dB, -25 Pad)