Product picture - Voice Technologies VT DUPLEX Omni Headset Microphone with 3.5mm TRS Locking Connector for Sennheiser EW G4 G3 Transmitters Voice, Technologies, VT, DUPLEX, Omni, Headset, Microphone, with, 3.5mm, TRS, Locking, Connector, Sennheiser, EW, G4, G3, Transmitters Click the image to close this page