DC 12V Dynamic Noise Reduction Microphone Half Ball Type Sensitive ABS Material - Long Distance Signal Transmission Full Pointing Ideal for

- [Wide Application Ranges]: Perfect for interrogation rooms, prisons, finance, and educational settings with adjustable coverage from 5 to 100㎡ for versatile security use - [High Sensitivity and Low Noise]: Designed for clear audio capture with very low power consumption and built-in power supply protection for reliable performance - [Long Signal Transmission Distance]: Supports up to approximately 1000m/1093.6yd signal reach, ensuring stable audio over extended ranges in installations - [Durable ABS Material]: Built with sturdy ABS housing to withstand demanding environments while maintaining sensitive sound amplification for effective monitoring - [Easy 3-Wire Connection]: Features a simple, clear wiring system compatible with common security camera setups, making installation quick and hassle-free