VideoSecu High Sensitive Pre-amp Audio Pickup Device Tiny Spy Microphone for CCTV Security Camera Surveillance System Sound Vioce Monitoring with Free Warning Decal MIC09 A90
Collect audio evidence as important as capturing video evidence, this preamp microphone is a perfect addition to any video security camera system. This high sensitive mini preamp microphone is the best for CCTV professionals, with Preamplifier IC built on board, it increases a microphone's low output voltage to a stronger, more usable level, and it features low noise, high sensitive and auto level adjustment on-board preamp circuit.