8" Polk Audio Signature Elite Powered Subwoofer - ES08 Sub Black
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The Signature Elite ES8 8" subwoofer enhances the low-end performance of compact home-theater systems. Equipped with a robust Class D amplifier, Power Port technology, and Time-Smart Phase Control, the ES10 subwoofer delivers balanced, impactful bass with unparalleled precision. Its sleek cabinet complements Signature Elite systems and fits anywhere.
- Forward-firing long-throw 8" woofer
- Acoustically optimized cabinet
- Internal Power Port
- Advanced DSP
- Time-Smart Phase Control
Dynamic bass for small sound systems
Powerful bass, small footprint
Bring impactful bass to smaller spaces. Perfect for compact home theaters or music systems, or for apartment dwellers who crave deep lows.
Seamless sound
Sophisticated settings like Time-Smart Phase Control make system blending effortless, for smooth, even sound.
Fits anywhere
With a narrow cabinet and front-firing orientation, the ES8 subwoofer sounds great anywhere—even against walls and on shelves.
Defined Bass
High-powered amplifier
Provides power and control to deliver impactful bass in compact spaces, offering defined lows, dynamics, and clarity at any volume.
Bass You Feel
Forward-firing long-throw woofer
A front-facing, high-excursion 8” woofer produces deep, defined lows down to 28 Hz. It’s the difference between bass you hear and bass you feel.
Clean and Effortless Sound
Acoustically optimized cabinet
A rigidly built, ported cabinet is reinforced with FEA-optimized internal bracing that minimizes resonances and coloration, ensuring clean, effortless reproduction of low-frequency detail.
Signature Elite ES8 Subwoofer
The perfect complement to compact Signature Elite systems
Internal Power Port
A Polk Power Port minimizes turbulence, reducing noise and distortion that mask midrange clarity. Its front-firing configuration means accurate bass no matter where you place your subwoofer.
Advanced DSP
High-resolution 32-bit floating point processing with group delay-minimizing filters and precision limiters enables clearer bass with crisper transients.
Time-Smart Phase Control
Time-Smart Phase Control provides 360 degrees of phase adjustment centered around lowpass filter settings, ensuring precise system blending. Adjust polarity in 45-degree increments, displayed on LED indicators.
4th-order lowpass filter
An adjustable 4th-order lowpass filter provides precise frequency control, for seamless integration with main speakers and superior overall system performance with open, balanced lows and mids.
Power-Save Mode
An auto-sensing power supply reduces power consumption when the subwoofer is not in use.
| GENERAL | |
|---|---|
| Technical features | 8" mineral-filled polypropylene cone woofer, Power Port ® |
| Audio Inputs | LFE (RCA), Stereo line level (2 RCA) |
| Frequency Response (-3dB) | 32 Hz – 180 Hz |
| Frequency Response (-10dB) | 28 Hz – 400 Hz |
| Low Pass Filter Adjustment Range | 50-160Hz |
| Dimensions (H x W x D) inches | 15.1 x 12.8 x 15.2 |
| Phase Adjustment Range | -135° to 180° in 45° increments |
| Available colors | Black |