Capsule size:25MM Frequency range:25HZ-20Khz Polar Pattern: Cardioid Sensitivity:15mV/Pa output Impedance:150ohms Pre Attenuation switch:0db,10dB High pass Filter:6dB/octave@150Hz The MDrill Zone condenser microphone has a smooth, flat, wide-range frequency response appropriate for music and speech in all professional audio applications. Package content : Mdrill Zone Microphone Expert shock mount