Elevate your security and monitoring capabilities with our Mini Audio Pickup, a versatile and high-performance CCTV microphone designed to deliver crystal-clear audio in various professional environments. This device is ideal for public inspection law interrogation rooms, prisons, financial institutions, and educational facilities. Versatile Application: Our surveillance pickup is perfect for a wide range of settings, including public inspection law interrogation rooms, prisons, finance sectors, and educational institutions. With an adjustable coverage area of 5 to 100㎡, it can be tailored to meet specific surveillance needs, ensuring comprehensive audio monitoring. Exceptional Sensitivity and Efficiency: This mini audio pickup features high sensitivity and low noise, capturing even the faintest sounds with clarity. Its very low power consumption and power supply polarity protection circuit ensure safe, efficient, and reliable operation, making it an economical choice for long-term use. Impressive Signal Transmission: With a signal transmission distance of approximately 1000 meters (1093.6 yards), this microphone ensures reliable audio capture over vast areas. Its frequency response of 20Hz to 20kHz guarantees that all sound details are clearly captured and transmitted, providing thorough and accurate monitoring. Easy and Secure Connection: The microphone utilizes a simple 3-wire connection system: red for the power positive pole, black for the public ground (GND), and white for the audio positive pole. This setup ensures secure connections, facilitating easy installation and maintenance for users. Advanced Sound Amplification: As an electro-acoustic instrument, this microphone excels at amplifying sound by effectively capturing sound vibrations. This feature ensures that all audio details are amplified and transmitted with precision, enhancing the effectiveness of your surveillance system. Upgrade your surveillance system with our Mini Audio Pickup, a reliable and efficient solution for capturing high-quality audio in demanding environments. Its advanced features and wide application range make it an essential component for any comprehensive surveillance setup, offering peace of mind with superior audio monitoring capabilities.