Audio Technica ATM75cW Headset Microphone Cardioid Pattern Condenser Element

ATM75cW Cardioid Condenser Headworn Microphone for AT Wireless Body Packs with CW Connector   ATM75 Cardioid Condenser Headworn Microphone, less power module. 55” (1.4 m) permanently attached miniature cable terminated with a locking 4-pin connector for use with Audio-Technica cW-style body-pack transmitters. Includes windscreen. Features Professional-quality vocal pickup with hands-free operation Low-visibility headband provides stable, comfortable fit Pivot-mounted flexible microphone Cardioid polar pattern improves isolation of desired sound source Specifications Element Fixed-charge back plate, permanently polarized condenser Polar Pattern Cardioid Frequency Response 100-13,000 Hz Open Circuit Sensitivity PHANTOM: -51 dB (2.8 mV) re 1V at 1 Pa BATTERY: -53 dB (2.2 mV) re 1V at 1 Pa Maximum Input Sound Level PHANTOM: 132 dB SPL, 1 kHz at 1% T.H.D. BATTERY: 121 dB SPL, 1 kHz at 1% T.H.D. Dynamic Range PHANTOM: 96 dB, 1 kHz at Max SPL BATTERY: 85 dB, 1