Our Products ELECTRET CONDENSER MICROPHONE UNITS ECM-27 ECM-27 DIRECTIONALITY Omni Directional SENSITIVITY [0db=1V/μbar.1kHz] VCC=4.5V, RL=1KΩ A:-56± 3dBB:-60± 3dBC:-64± 3dBD:-68± 3dBE:-72± 3dB OUTPUT IMPEDANCE Low FREQUENCY 50Hz~ 13KHz RANGE OF OPERATING VOLTAGE 1.5V to 10VStandard Voltage: 4.5V CURRENT DRAIN <0.5mA Max. S/N RATIO 40dB or more MAXIMUM INPUT SOUND PRESSURE 120dB SPL More... 請寫下你對於產品的建議然後點擊 加入詢價清單 以詢價 加入詢價清單 查看詢價清單 返回