The TCM347 3.5 mono plug is a professional lavalier microphone engineered for discreet audio capture in stage performance, religious services, computer applications, and surveillance scenarios. Utilizing a back electret condenser element with cardioid polar pattern, it delivers clear speech reproduction across a 50Hz-18kHz frequency range. With compact 12x29mm dimensions and ultra-lightweight construction, this microphone features easy clip-on styling for comfortable extended wear. Operating on 1-10V DC battery or 9-52V phantom power, it maintains compatibility with various wireless body pack transmitters while ensuring professional audio quality with minimal visibility.