Product DescriptionMade from heavy-duty aluminum, the audio tweeter horn body is strong and founded upon a rugged construction. The aluminum body and rigidness of the horn driver unit elevate the life expectancy of the horn driver unit or the compression driver. Combined with the Stainless Steel screws, this unit is extremely corrosion-resistant in case water ever reaches it.With its versatility and superior sound quality, it is easy to see why the horn driver unit remains an important feature of many modern Pa systems today. Whether you need a reliable public broadcasting system or a good set of high-quality tweeters for your studio, the 5 Core Horn driver unit will be perfect for these applications. Providing a loud and polished professional touch to your audio system.