3Pcs High Sensitive Audio Tiny Microphone for CCTV Security Camera

Description : 3Pcs High Sensitive Audio Tiny Microphone for CCTV Security Camera Pick up every sound with this super high gain micro audio system. Built in on board IC preamp, low noise, high gain and auto level adjustment. Super high gain mini microphones capturing audio evidence for security camera system. Connect method : Red line : power " +" Black line : "-" and Signal GND White line : audiio system input port Specification : Power supply : DC 6-12V Current consumption : 10mA Frequency range : 200-10Khz Output impedance : 600 Output level : 0-6V Package includes : 3 x Audio Tiny Microphone Details pictures :