Sennheiser HMD 26-II-600-X3K1 Professional Broadcast Headset
Sennheiser HMD26-II-600-S-X3K1 Single-Ear Boomset With 600 Ohm Impedance And Hypercardioid Dynamic Mic, Plus XLR-3 Connector And 1/4" (6.3mm) Jack Plug Copper Cable | Full Compass Systems
Sennheiser HMD 26-II - Professional Headset - TV Headset, Radio Headset, Broadcast Applications