General description Audio Pickup Microphone: This high-sensitivity audio surveillance microphone is designed for CCTV security, offering a wide monitoring range of up to 100 square meters. It is ideal for various applications, including banks, examination rooms, and shopping malls, ensuring clear sound with low noise and high fidelity. Technical specifications Monitoring range: 100 square meters High sensitivity for clear sound Low noise and high fidelity Built-in reverse power protection circuit Low power consumption Wide voltage range Installation Compact design for easy installation Small size, plug and play functionality Other information Shell material: Plastic, easy to clean daily