Volcano Series
| Model | SVL-1547 D1 / SVL-1547 D2 | 
| Type | Subwoofer | 
| Size | 15 inch | 
| Voice coil size | 4,00 inch | 
| Cone | Paper | 
| Magnet | Ferrite | 
| Voice coil wire | CCAW | 
| Surround | Foam | 
| RMS Power | 3800 W | 
| MAX Power | 7600 W | 
| Frame | Alu | 
| Impedance | 1+1 / 2+2 Ohm | 
| SPL | 88,40 / 88,30 dB | 
| Fs | 33,00 / 35,00 Hz | 
| Qts | 0,32 / 0,31 | 
| BL | 27,10 / 27,10 | 
| Vas | 107,00 / 107,50 L | 
| Xmeh | 66,00 / 66,00 mm | 
| Xmax | 33,00 / 33,00 mm | 
| Mounting depth | 11,20 inch (284,5 mm) | 
| Cut-out dimension | 13,99 inch (355,4 mm) | 
| Gross weight | 98,33 lb (44,60 kg) |