| Model | M15 v2 D2 / M15 v2 D4 |
| Type | Subwoofer |
| Size | 15 inch |
| Voice coil size | 2.50 inch |
| Cone | Paper |
| Magnet | Ferrite |
| Voice coil wire | Copper |
| Surround | Foam |
| RMS Power | 500 W |
| MAX Power | 1000 W |
| Frame | Steel |
| Impedance | 2+2 / 4+4 Ohm |
| SPL | 89.20 / 89.60 dB |
| Fs | 29.50 / 29.10 Hz |
| Qts | 0.54 / 0.62 |
| BL | 25.26 / 26.17 |
| Re | 1.8+1.8 / 3.6+3.6 |
| Vas | 80.42 / 82.14 L |
| Xmeh | 28.00 / 28.00 mm |
| Xmax | 14.00 / 14.00 mm |
| Mounting depth | 6.94 inch (176.2 mm) |
| Cut-out dimension | 13.60 inch (345.5 mm) |
| Gross weight | 20.72 lb (9.40 kg) |