10pcs MIni cctv microphone sound monitor audio voice pick up device RCA OUTPUT for CCTV Surveillance SystemYJS

10pcs  MIni cctv microphone sound monitor audio voice pick up device RCA OUTPUT for CCTV Surveillance SystemYJS

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Product Description

Product description:
701A ultra small concealed miniature microphone
Design of micro chip, low noise, high fidelity
Working voltage: DC9V~12V Frequency range: 200~10kHz Monitor range:

Output impedance:600Ω Wiring method:
Terminal+12 V: Power supply“+” Pole
Terminal GND: Power supply “—”The pole and the signal common
Terminal AOUT : The signal output, The device for recording audio input or amplifier audio input port

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