DAVID CLARK - 40523G-01 Over-the-Head Single-EarThe David Clark UAV Single-Side Military Headset is an ideal headset for applications including unmanned operations (UAVs), flight simulation, command centers, data vans, transportable terminals and more.The David Clark UAV Headset is an Over-the-Head, Single Ear Style.Features Single ear permits hearing of ambient sound Lightweight design Full flex boom with M-87 dynamic microphone Soft, foam-chambered head pad with comfort-gel ear seals for maximum comfort 5-foot extended coil cord with U-174/U plug