Connector: Safely Screw Lock 1/8" (3.5 mm) stereo for Sennheiser pocket transmitter. (Compatible With Sennheiser EW100 SK100 EK100 G1 G2 G3 G4, EW300 SK300 EK300 G1 G2 G3 G4 . Polar pattem: Cardioid (Unitdirectional). ).
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