Hybrid Carbon Fiber/Polypropylene ConeDelivers precise, dynamic sound with excellent durability for longlasting performance. ^^ Santoprene Rubber SurroundEnhances bass performance and allows greater excursion for smooth, distortionfree audio. ^^ Dynamically Balanced Silk Dome TweeterProduces crisp, clear highs with enhanced efficiency, powered by a neodymium magnet. ^^ Integrated Crossover with Tweeter ProtectionMaintains smooth frequency transitions and prevents distortion at high volumes.