Hybrid Carbon Fiber/Polypropylene ConeDelivers crisp, precise sound with excellent durability. Provides enhanced excursion and durability for longlasting performance. ^^ Dynamically Balanced Silk Dome TweeterEnsures smooth, detailed highs with the efficiency of a neodymium magnet. ^^ Integrated Crossover with Tweeter ProtectionGuarantees smooth frequency transitions and prevents distortion. ^^ Strontium Ferrite Woofer MagnetPowers deep, resonant bass with enhanced lowend response.