Audio-Technica 41-A Microphones ATM41a Specifications Element Impedance Dynamic 250 ohms Polar Pattern Weight Cardioid 11.6 oz (328 g) Frequency Response Output Connector 50 - 16,000 Hz XLRM-type Open Circuit Sensitivity -56 dB (1.5 mV) re 1V at 1 Pa Field-proven performance for close-up vocals Low-mass diaphragm and high-efficiency magnetic circuit Tailored response provides natural, full-range reproduction Excellent off-axis rejection for minimum feedback Superior internal shock mounting |