Flagship true condenser microphone capsule!Sennheiser's unrivaled experience in the fields of acoustics and stage technology is evident when listening to this large-diaphragm, true condenser capsule. Its powerful, high-definition sound makes it one of the best microphone heads of all time. Due to its dual-membrane technology, the pick-up pattern can be easily switched between cardioid and super-cardioid for extreme versatility. Compatible with all hand-held transmitters from the ew G3, 2000 as well as the Digital 9000 series, it can be installed in seconds without tools. SPECIFICATIONS:Transducer principle externally polarized dualdiaphragm condensermicrophonePick-up pattern cardioid/supercardioid,switchableSensitivity (free field, noload) (1 kHz)7.0 mV/Pawith preattenuation 2.2 mV/Pa (factory setting)Max. SPL at 1 kHz 144 dBwith preattenuation 154 dB (factory setting)Dynamic range 126 dB(A)Diameter of diaphragm 2.54 cm (1")Frequency response 40 to 20,000 HzEquivalent noise levelA-weighted (DIN IEC 651)18 dBWeight 162 g