Cardioid condenser lavalier / instrument microphone, Frequency Response 100 - 14,000 Hz, Open Circuit Sensitivity -45 dB (5.6 mV), Impedance 200 ohms, Max. Input Sound Level 123 dB SPL, Low Frequency Roll Off 80 Hz, 18 dB/octave, Dynamic Range 96 dB, S/N Ratio 67 dB, Phantom Power 11-52V DC 2 mA, typical, Battery type 1.5 AA/1200 hour life, Weight 8g