Polk Audio Signature Elite ES90
Add Dolby Atmos-certified height modules to Signature Elite ES20, ES55, and ES60 and Signature S20, S55, and S60 speakers to elevate immersive home theater experiences with lifelike overhead sound.
| Brand | Polk Audio |
| Model | Signature Elite ES90 |
| Drivers | |
| Woofer | |
| Woofer diameter (mm) | |
| Midrange | |
| Midrange diameter (mm) | |
| Tweeter | 1 in. (2.5 cm) Terylene dome |
| Tweeter diameter (mm) | 25 |
| Frequency response | 52 Hz – 40000 Hz −3 dB (Limits); 142 Hz – 26000 Hz (Limits) |
| Enclosure | |
| Sensitivity (dB) | 85 |
| Impedance (Ω) | 4 |
| Recommended amplifier power, least (W) | 20 |
| Recommended amplifier power, most (W) | 150 |
| Built-in amplifier power (W) | |
| Height (mm) | 25 |
| Width (mm) | 189 |
| Depth (mm) | 306 |
| Weight (kg) | 3.76 |