Amview Hidden Audio Spy Mini Microphone RCA Output for CCTV Security Camera recording CCTV Security High sensitivity Spy Mini Microphone RCA Output Specifications: High Quality Mini Microphone Audio Output: Max 2.0 Vp-p Power Supply: DC 12V ( 0.5V) Current Consumption: 10mA Storage Temperature: (-30C to +60C) Operating Temperature: (-10C to +45C) Audio Output: 2V p-p Power Requirements: 12DC / 10mA Dimensions: 41 x 25 x 19mm CCTV security camera micophone