Sanken COS-11D-BK EW, high qualitiy condenser lapel microphone, overcomes RFI (radio frequency intereference) from digital wireless transmitter, water resistant, omni-directional, 50 - 20.000 Hz, sensitivity: 8.9mV/Pa (-41dB,0dB=1V/Pa), 123 dB SPL max, 180 Ohms, Sennheiser EW-connector, dimensions: 16,1 x 4 mm, cable length 1,8 Meter, colour black, incl. Rubber Mount RM-11, clamp HC-11 and windscreen basket WS-11