Headmic 4 w/ Detachable 1/8" Cable

<Frequency Specifications></Frequency Specifications> <Frequency Response>20 to 20,000 Hz ± 2.5 dB</Frequency Response> <></> <Acoustic Properties></Acoustic Properties> <Max Sound Pressure Level>143 dB</Max Sound Pressure Level> <Equivalent Noise Level>30 dB(A)</Equivalent Noise Level> <Pick-up pattern>Cardioid</Pick-up pattern> <></> <Ambient Conditions></Ambient Conditions> <Relative air humidity>max. 90 %</Relative air humidity> <Temperature range Operation>-10 °C to 50 °C (14 °F to 122 °F)</Temperature range Operation> <Temperature range Storage>-20 °C to 70 °C (-4 °F to 158 °F)</Temperature range Storage> <></> <Electrical Properties></Electrical Properties> <Sensitivity>8 mV/Pa ± 2.5 dB</Sensitivity> <Supply current>approx. 240 µA</Supply current> <Power supply>4.5 to 15 V</Power supply> <Nominal Impedance>1.2 kΩ</Nominal Impedance> <Min_Terminating_Impedance>4.7 kΩ</Min_Terminating_Impedance> <></> <Dimensions></Dimensions> <Weight>approx. 7 g</Weight> <Diameter of mic capsule>4.7 mm</Diameter of mic capsule> <Diameter of boom arm>1.1 mm</Diameter of boom arm> <Cable Length>1.6 m</Cable Length>