HOP Aramid Carbon Fiber Matrix cone woofer for deep, powerful bass Super tweeter for high frequency extension High-power handling with 270W max and 45W RMS Ideally designed for Sony head units with EXTRA BASS circuitry Space-saving, easy-to-install design Size & Weight DIMENSIONS (W X H X D) φ158mm x (42mm + 8.4mm) H WEIGHT (DRIVER UNIT) 560g Speaker System CONFIGURATION Full range 3way General Features PEAK POWER 270W RMS POWER 45W EFFECTIVE FREQUENCY RANGE 55-24,000Hz OUTPUT SOUND PRESSURE 90dB Woofer TYPE Cone (HOP+ACFM) SURROUND MATERIAL Rubber coated cloth surround WOOFER MAGNET MATERIAL Ferrite Tweeter TYPE Balanced Dome DIAMETER φ35 mm TWEETER DIAPHRAGM MATERIAL PEI TWEETER MAGNET MATERIAL Neodymium Super Tweeter SUPER TWEETER TYPE Piezo SUPER TWEETER DIAPHRAGM MATERIAL PEI What's In The Box Speaker cord (*m x2): 0.3m x 2 Placeholder