4" Woofer & 1" PEI Tweeter A 2-way component design offering a complete range of sound, from deep bass to bright, crisp highs, perfect for audiophiles seeking high-quality audio in a compact form. ^^ Responsive Polypropylene Cone Provides accurate bass reproduction and smooth midrange for a rich, balanced sound. ^^ UV-Treated Foam Surround Enhances durability and reliability, ensuring long-lasting performance without compromising sound quality. ^^ Dynamically Balanced 1" PEI Tweeter Delivers clear and detailed high frequencies with minimal distortion, producing brilliant highs that enhance the overall audio experience. ^^ Integrated Crossover with Tweeter Protection Ensures smooth frequency transitions and protects the tweeter from distortion even at high volume levels, maintaining clarity across all frequencies.