Camera Accessories Microphone For Canon

Camera Accessories Microphone For Canon Quick Detail: Polar pattern:Super cardioids Active electronic circuits: Bipolar output buffer FET impedance converter Frequency Range: 100Hz-10000Hz, available to choose High Pass Filter @ 80Hz/12dB/octave Sensitivity:-42dB(6.2mV/Pa) Dynamic Range:110dB SPL Maximum Sound Pressure Level: 110dB Signal to Noise Ratio: 74dB SPL Sound Volume Adjustment: 3-step switch (-10 dB, 0 dB, +10 dB) Power Supply: 3V Batteries (1.5V*2AA) Battery Life: