Omni-directional lavalier (lapel) microphone for use with evolution Wireless SK bodypack transmitters. FEATURES High speech intelligibility Easy attachment on clothing Mini jack for bodypack transmitters from evolution wireless series WHAT'S IN THE BOX? 1 ME 2-US 1 clip 1 metal windscreen TECHNICAL DATA Dimensions d 6,5 mm Frequency response (microphone) 30.....20000 Hz Transducer principle (Microphone) Permanent polarized condenser Connection cable mini-jack Cable length 1,6 m Pick-up pattern omni-directional Sensitivity in free field, no load (1kHz) 20 mV/Pa Equivalent noise level 36 dB Maximum sound pressure level (passiv) 130 dB Operating voltage (stand alone) 7,5 V