PBX1-10D4 10" Subwoofer The PBX1-10D4 10" Subwoofer from the PBX-1 Series delivers powerful and precise bass performance, optimized for extended low-frequency response. Engineered with premium materials and innovative design, this subwoofer ensures exceptional sound quality and durability, whether used in sealed or ported enclosures. Key Features High-Powered Output: Handles 450W RMS and 900W peak power, delivering deep, impactful bass with clarity and precision. Extended Low-Frequency Response: Optimized for a range of 29 Hz - 350 Hz, providing a tight, accurate bass experience. Durable and Responsive Materials: Features a polycarbonate cone with an inverted dust cap and a Parabolic Santoprene Hybrid Surround for precise and controlled bass tones. Efficient Cooling System: Equipped with Perimeter Aero-Vent Voice Coil Cooling Vents and a vented BASV voice coil former, ensuring consistent performance during extended use. Versatile Enclosure Compatibility: Designed to excel in both sealed and ported enclosures, offering flexibility in setup and sound tuning. Construction and Build Proprietary Non-Resonance Steel Basket: Stamped and textured for reduced resonance while maintaining lightweight durability. Multi-Layer Progressive Spiders: Enhance durability and provide controlled bass response. Compact Design: Fits seamlessly into various setups with a cutout diameter of 9.5" and a mounting depth of 6". Specifications Size: 10 inches Nominal Impedance: Dual 4-ohm Voice Coil Size: 2 inches Magnet Size: 127 oz Sensitivity: 83 dB Frequency Range: 29 Hz - 350 Hz Xmax: 14.9 mm Power Handling: 450W RMS / 900W Peak Enclosure Compatibility The PBX1-10D4 subwoofer is versatile and performs exceptionally well in both sealed and ported enclosures. For added protection, pair it with PowerBass SWX Subwoofer Grills.