Polk Audio Signature Elite ES8 Subwoofer — 8-inch Front-Firing, 100W, Time-Smart Phase

Powerful bass in a compact package

Experience the Polk Audio Signature Elite ES8 Subwoofer, featuring an 8-inch long-throw woofer with a mineral-filled polymer cone and a built-in 100W Class D amplifier. This pairing delivers deep, controlled lows with clean dynamics, even at higher listening levels. The front-firing design helps you place the sub in tight spaces without sacrificing impact, while the durable MDF cabinet and black vinyl finish provide a refined look that fits most decor styles.

Designed for versatile setups, the ES8 integrates smoothly with your existing speakers and AV gear. The sub includes time-saving controls and thoughtful engineering to help you achieve a cohesive, immersive sound experience at home.

Core benefits at a glance

• Small-space powerhouse: 8-inch woofer and 100W Class D amplifier deliver deep bass with clarity.
• Front-firing design helps stay unobtrusive while delivering impactful lows.
• Time-Smart Phase Control provides 360-degree phase adjustment for seamless integration with your main speakers.
• Advanced lowpass filtering (4th-order) ensures smooth, balanced full-range audio with minimal distortion.
• Rigid, ported cabinet with FEA-optimized internal bracing minimizes resonances and coloration for clean bass detail.
• Power Port reduces turbulence for quieter operation and minimizes air noise in the bass region.

Real-life uses

Imagine movie nights with impactful yet controlled bass that never overwhelms dialogue. Visualize music playback with tight transients that let drum thumps and bass lines breathe. In smaller rooms, the ES8 preserves clarity while adding depth to your listening experience.

Placement and setup tips

• Place the ES8 on the same wall as your main speakers for balanced integration.
• Keep a few inches from walls to reduce boundary reinforcement; adjust Time-Smart Phase as needed.
• Use the rear-panel controls for quick tuning with your receiver or preamp.

Specs at a glance

8-inch long-throw woofer with mineral-filled polymer cone, 100W Class D amplifier, front-firing design, frequency response to 28 Hz, MDF cabinet, black vinyl finish, removable grilles.