Sennheiser HME 410 BFS, manuals:
The Sennheiser HME 410 BFS is a high-quality German-made headset designed for professional use. For a detailed (German) Gebrauchsanleitung or manual, you can download it for free from manualshive.com. Experience crystal-clear sound and premium comfort with this top-of-the-line headset for clear communication in any environment.