Projekt 1.3
| Brand | ESS |
| Manufacturer | Audio Int'l, Myro GmbH & Co. KG |
| Designer | Michael Weidlich |
| Function | Speaker (Kit) |
| Produced | 2002-2005 |
| Country | Germany |
| Form Factor | Floorstanding |
| Signal Path | Passive Hardware |
| Dimensions | 28 × 124.4 × 38.3 cm (W × H × D) |
| Frequency Response | 83Hz-32kHz ±3dB |
| Treble | Heil Air-Motion Transformer (Total Radiating Area: 21.5in²) |
| Midrange/Bass | 6.5" Magnesium Cone (x3) (SEAS W17 E-AIN) |
| Sensitivity | 90dB/W/m |
| Impedance (Nominal) | 4Ω |
| Crossover Frequency | 3kHz |
| Enclosure Construction | MDF |
| MSRP (2004) | 1389 € |