Audix ADX60, Condenser boundary microphone, Directional characteristic: Half cardioid, Frequency response: 50 - 18,000 Hz, Maximum sound pressure level (SPL): 130 dB, Sensitivity 9 mV / PA @ 1k, Impedance: 250 Ohm, For speaking, theatre and broadcast applications, 3-Pin mini XLR connector, 9-52 V phantom