The Polk Audio Signature Elite ES20 is a high-performance bookshelf speaker designed for music, movies and gaming in small-to-medium rooms. Each speaker combines a 6.5-inch Dynamic Balance® mica-reinforced polypropylene driver with a 1-inch Hi-Res Audio Certified Terylene dome tweeter and Polk Power Port® technology for detailed highs, clear midrange and deep, controlled bass.
| Product Type | Passive Bookshelf / Standmount Speaker |
|---|---|
| Series | Polk Audio Signature Elite |
| Driver Configuration | 2-Way |
| Mid / Bass Driver | 1 × 6.5" (16.51cm) Dynamic Balance® Mica-Reinforced Polypropylene |
| Tweeter | 1 × 1" (2.54cm) Hi-Res Terylene Dome |
| Enclosure Type | Power Port® Bass Vented |
| Total Frequency Response | 41Hz – 40kHz |
| Sensitivity | 86dB (2.83V / 1m) |
| Impedance | Compatible with 4Ω and 8Ω Amplifier Outputs |
| Recommended Amplifier Power | 20 – 125W per Channel |
| Crossover Frequency | 2.4kHz |
| Speaker Connections | 1 Pair of Gold-Plated 5-Way Binding Posts |
| Cabinet | Critically Damped Medite MDF |
| Grille | Removable Magnetic Anti-Diffraction Grille |
| Dimensions (H × W × D) | 375.9 × 215.9 × 350.5mm per Speaker |
| Weight | 7.71kg per Speaker |
| Quantity | Pair (2 Speakers) |
The ES20 is designed for small-to-medium listening rooms and can be used as the main left/right speakers in a stereo system or as front or surround channels in a Signature Elite home cinema setup. Its Power Port® design provides strong low-frequency output for a bookshelf speaker while maintaining a compact cabinet size.