| Model | SWF 18140 |
| Type | Sub-Woofer |
| Power Output – (RMS / Peak) Watts | 1400/2800 |
| Frequency Range (Hz) | 40-1800 |
| Impedance (?) | 8 |
| Sensitivity (1w @1m) dB | 97 |
| Nominal Diameter (mm/inch) | 460/18 |
| Voice Coil Diameter (mm/inch) | 127/5 |
| Voice Coil Material | Copper |
| Kind of Layer | Inside/Outside |
| Basket | Die-cast |
| Net Weight (Kg) | 19.3 |
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