Definitive Technology’s most powerful subwoofer ever brings massive, uncompromising bass performance to your high-end system. Loaded with custom technologies such as 3XR™ Architecture, Intelligent Phase Control™, Class H digital amplification, and an advanced 56-bit DSP, the DN15 creates extremely loud, low, clear bass that adds massive impact to your home theater.

Massive Performance
The loudest, lowest, most impactful subwoofer we’ve ever made. Plays as low as 20hz and as loud as two 18" ported subs.

Loud & Clear
Powered by Class H digital amplification, an advanced 56- bit DSP and our unique 3XR™ Architecture for clarity that matches its power.

Fully Controlled Impact
Intelligent Phase Control™ provides 360 degrees of tuning, ensuring impactful bass perfectly synced with your system.

Precision Tuning
Groundbreaking phase, volume, frequency and EQ controls let you adjust the DN15 to sound precisely how you like it.

Plays as Low as 20Hz
The advanced, ultra-efficient 1500W peak Class H digital amplifier delivers continuous power to reproduce sustained frequencies as low as 20Hz loudly and clearly.

Optimize to Your Preferences
With three built-in performance EQ modes (Flat, Deep and Loud), the Descend DN15 can be optimized to your room, music and listening preferences.

Shipping Note: Shipping to Alaska, Hawaii, and PO Boxes is not available for this item

Warranty: 5 Year Definitive Technology Manufacturer Limited Warranty