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Definitive Technology ProSub 800 High Performance Compact Powered Subwoofer The Definitive Technology ProSub 800 is a compact, high-performance powered subwoofer designed to deliver deep, accurate bass for music and home theatre systems. Featuring advanced pressure-coupled bass radiator technology and a powerful 300 Watt amplifier, it offers superior speed, control, and detail in a compact design. Key Features Active 8-inch high excursion woofer pressure-coupled to an 8-inch bottom-mounted low bass radiator for massive, detailed bass Front-side-mounted volume control for easy adjustments Available in black and white matte finishes Compact dimensions: 10 5/16" W x 15 3/4" D x 12 7/8" H, ideal for any room 300 Watt built-in high-current amplifier with patented Infinite Power Source MOSFET technology State-of-the-art monocoque cabinet construction for non-resonant, low distortion sound Fully adjustable electronic crossovers for perfect integration with any audio system and room acoustics Multiple inputs including high-level, low-level, and dedicated LFE for flexible connectivity Overview The ProSub 800 delivers the low frequency effects that bring excitement and realism to movies and music alike. Its pressure-coupled design increases the net radiating area by 27% compared to a single 10-inch woofer, providing enhanced speed, pitch definition, and control. The subwoofer extends bass performance well beyond audible limits into subsonic frequencies that physically impact the listener, creating an immersive experience. Definitive Technology's patented Infinite Power Source amplifiers ensure high-definition resolution and dynamic bass reproduction with minimal distortion. The subwoofer's high-definition 8-inch driver features ultra-stiff, low-mass cones, long-throw voice coils, and rigid baskets for superior transient response and power handling. The monocoque cabinet is engineered for maximum solidity and vibration resistance, using high-density Medite panels fused with advanced adhesives and reinforced with internal bracing. This design eliminates unwanted resonance, ensuring pure, low distortion bass. Electronic crossovers are fully adjustable, allowing you to set the low pass filter between 40 Hz and 150 Hz with a steep dual-stage roll-off for seamless blending with main speakers. The ProSub 800 also includes a speaker-level high-pass crossover preset at 80 Hz and a precision level control for fine-tuning volume. Specifications Driver Complement Subwoofer Quantity 1 Subwoofer Diameter 8" (20.32 cm) Subwoofer Type High-definition Bass Radiator Quantity 1 Bass Radiator Diameter 8" (20.32 cm) Bass Radiator Type Low Electrical Total Frequency Response 20 Hz - 150 Hz Dimensions Height 12 7/8" (32.70 cm) Width 10 5/16" (26.19 cm) Depth 15 3/4" (40.01 cm) Additional Information The ProSub 800 includes a front-side volume control for quick adjustments and is available in sleek black and white matte finishes to complement any décor. Its compact size allows easy placement in any room without sacrificing performance. Watch the Bass Radiator Tech Video