编辑: 被控制998 | 2019-07-08 |
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500 1k 2k 5k 10k 20k Transducer Principle: Back Electret Condenser Polar Pattern: Cardioid/Stereo Frequency Response: 30Hz- 16kHz Sensitivity: -44dB±3dB(0dB=1V/Pa at 1kHz) Max. SPL: 130dB(THD≤1.0% at 1kHz) Low Cut: 80Hz 10dB/octave Output Impedance: ≤200 Ω Power Requirement: 3V (CR2032 button battery) ........