Audio-Technica AE 3000, Condenser Instrument Microphone, Polar pattern: Cardioid, Frequency range: 20 - 20,000 Hz, Bass roll-off: 80 Hz / 12 dB / Octave, Impedance: 100 Ohm, Sound pressure: 148 dB max SPL (158 dB max SPL with 10 dB pad), High-pass filter, 10 dB pad switch, XLR connector, Dimensions: 115.5 x