Shotgun Microphone with Monitor Headphones k7

Polar PatternSuper-cardioid/Lobar Frequency Response40 Hz to 20 kHz Sensitivity-21 mV/Pa with 48V powering-19 mV/Pa with battery powering Maximum Sound Pressure Level (SPL)132 dB with 48V powering126 dB with battery powering EIN15 dB(A) with 48V powering16 dB(A) with battery powering Low Frequency Roll-OffYes Power Requirements48V +/-4V (P48, IEC 61938) via XLR-3 or AA size battery/rechargeable battery (1.5/1.2V) Current Consumption4.4 mA with P48 powering Battery Operation TimesApproximately 150 hours"Low Batt" Indicator: <1.05V with approximately 8 hours of remaining operating time after initial display Output Connectors1 x XLR Operating Temperature-14deg.F to +140deg.F (-10deg.C to +60deg.C) DimensionsDiameter: 20mm / 0.78"Length: 256mm / 10.07" Weight4.5 oz (128 g) without battery