Cardioid condenser microphone, Frequency Response 80 - 20,000 Hz, Open Circuit Sensitivity -46 dB (5mV), Impedance 200 ohms, Max. Input Sound Level 137 dB SPL, Dynamic Range 113 dB, S/N Ratio 70 dB, On/off Switch, Phantom Power 11-52V DC 2 mA, typical, Battery type 1.5 AA/1200 hour life Weight 182g