High Sensitivity Mini Cctv Security Surveillance Microphone – Audio Input For Ip Cameras, Dvr & Nvr Systems (50–150m² Range) refurbished IGBT or a special variable resistor

or a special variable resistor

The front side of the PCB can be seen with the words A and B

Power Supplies: Adjust voltage output

With its 30000mAh capacity and 22

4 -way LED indicator ( LED indicator to know the importance

High Sensitivity Mini Cctv Security Surveillance Microphone – Audio Input For Ip Cameras, Dvr & Nvr Systems (50–150m² Range) refurbished IGBT or a special variable resistorProduct Description Enhance your security system with this high sensitivity Mini CCTV Surveillance Microphone, designed to deliver clear and accurate audio monitoring across an area of up to 150 square meters. Ideal for WiFi IP cameras, DVRs, and NVR systems, this compact microphone captures even the faintest sounds, making it perfect for offices, shops, parking areas, and home surveillance setups. With a wide frequency range and high signal to noise