The C 007EN-RF is a boundary layer condenser microphone with an omni-directional polar pattern in nickel through desk,ceiling or panel mount. It is designed for surveillance in sensitive areas - banks, airports, railway stations, law courts, conference and convention centres. The microphone is made of a brass construction and is prewired with 39”(1 metre) of cable with a TA3F (Tini Q) mini female XLR audio termination. The microphone includes a separate in line Phantom Power Adaptor PPA_RF which accepts 9 to 48 volts DC. The phantom power adaptor includes filters which will eliminate all GSM frequencies from 800-1200MHz.