Introducing the David Clark H10 13.4 Aviation Headset, a high-quality device designed for professional pilots. This headset is compatible with Aviat and H10-13.4 models, and features a range of impressive features. With its brand name and manufacturer part numbers 40422G01 and H10134, this headset is the perfect choice for those looking for a reliable communication device in the aviation industry. As a top-of-the-line product, this headset is perfect for those seeking a high-quality audio experience and excellent noise-canceling capabilities. It is an essential piece of equipment for any professional pilot, and is sure to enhance your flying experience.