HD-1020
| Brand | ESS |
| Series | High-Dynamic |
| Function | Speaker |
| Country | United States |
| Form Factor | Bookshelf / Stand Mounted |
| Signal Path | Passive Hardware |
| Dimensions | 31 × 55.9 × 30 cm (W × H × D) |
| Weight | 33lbs |
| Frequency Response | 45Hz-23kHz |
| Treble | 1.5" Horn-Loaded Piezo |
| Midrange/Bass | 10" Paper Cone |
| Sensitivity | 96dB/W/m |
| Impedance (Nominal) | 4Ω |
| Crossover Frequency | 3kHz |
| Enclosure Type | Bass Reflex |
| Finish | Walnut-grain Vinyl |