Designed for use with CCTV and security camera systems, this microphone includes a built in pre amplifier to enhence and amplify audio signals ensuring clear sound capture for surveillance.It’s designed for high sensitivity sound pick up ,making it suitable for monitoring areas of varying sizes eg 5-150 square meters.The AD-AU10 is specifically designed to be compatible with CCTV and security camera systems facilitating real-time audio surveillance,it can be used for both indoor and outdoor setups to provide audio monitoring and enhance the overall security system.