| Model | MS-15D2 / MS-15D4 |
| Type | Subwoofer |
| Size | 15 inch |
| Voice coil size | 2.00 inch |
| Cone | Plastic |
| Magnet | Ferrite |
| Voice coil wire | Copper |
| Surround | Foam |
| RMS Power | 250 W |
| MAX Power | 500 W |
| Frame | Steel |
| Impedance | 2+2 / 4+4 Ohm |
| SPL | 88.00 / 88.32 dB |
| Fs | 32.40 / 31.60 Hz |
| Qts | 0.70 / 0.78 |
| BL | 17.50 / 18.70 |
| Re | 1.8+1.8 / 3.6+3.6 |
| Vas | 97.70 / 106.21 L |
| Xmeh | 20.00 / 20.00 mm |
| Xmax | 10.00 / 10.00 mm |
| Mounting depth | 6.56 inch (166.6 mm) |
| Cut-out dimension | 13.76 inch (349.4 mm) |
| Gross weight | 17.64 lb (8.00 kg) |