Enhance security monitoring with this high-performance CCTV Microphone, designed for reliable audio capture in environments such as prisons, detention centers, police stations, and other secure facilities covering areas from 5 to 50㎡. Constructed with durable aluminum alloy, this omnidirectional microphone delivers clear sound amplification by sensing sound vibrations and converting them into high-quality audio signals. Key Features: · Wide Application Range: Specifically tailored for secure facility use including prisons, detention centers, and police stations, effectively covering areas between 5 to 50㎡. · High Sensitivity and Low Noise: Delivers clear and precise audio pickup with minimal background noise and very low power consumption, ensuring efficient operation. · Long Signal Transmission Distance: Supports signal transmission up to approximately 1000 meters (1093.6 yards), allowing flexibility in installation and extended monitoring range. · Omnidirectional Pickup Pattern: Captures sound uniformly from all directions, providing comprehensive audio coverage within the designated space. · Reliable 3-Wire Connection System: Equipped with a simple 3-wire connection—red for power positive pole, black for ground (GND), and white for audio positive pole—for easy and secure installation. · Power Supply Polarity Protection: Includes built-in power supply polarity protection circuitry to safeguard the device and ensure stable operation. · Wide Frequency Response: Covers an audio frequency range of 20Hz to 20kHz, suitable for clear reproduction of speech and ambient sounds. · Durable Aluminum Alloy Construction: Ensures robustness and longevity, ideal for demanding security environments requiring dependable equipment. · Compatible Transmission Cable: Uses RVVP3 x 1.5mm² cable, ensuring stable signal transmission and compatibility with standard CCTV wiring setups. Specifications: · Item Type: CCTV Microphone · Material: Aluminum Alloy · Place of Use & Area: For secure facilities such as prisons, detention centers, police stations (5 - 50㎡) · Signal Transmission Distance: Approx. 1000m (1093.6yd) · Frequency Response: 20Hz - 20kHz · Directional Property: Omnidirectional · Connection Mode: 3-Wire System (Red: power positive, Black: GND, White: audio positive) · Transmission Cable: RVVP3 x 1.5mm² · Power Supply Voltage: DC 9 - 15V Package Includes: · 1 x CCTV Microphone This CCTV Microphone offers a sensitive and reliable audio monitoring solution for high-security environments, combining durable construction, long transmission capabilities, and easy installation. Improve your security system’s audio detection accuracy with this professional-grade omnidirectional microphone.