The palmheld microphone series is designed for sound installations. The frequency response especially tailored for voice communications provides a crisp clear highly intelligible sound. The ergonomic teardrop housing is tough and the transducer resists atmospheric extremes. The palmheld series have low-impedance output and is factory wired normally open. High-cycle DPDT switch mutes the microphone and produces an external contact closure. 6’ heavy-duty coiled cord is stripped and tinned.