| Nominal Diameter | 18inch |
| Nominal Impedance | 8ohm |
| Minimum Impedance | 5.5ohm |
| Nominal Power Handling | 2000Watts |
| Continuous Power Handling | 4000Watts |
| Sensitivity | 98dB |
| Frequency Range | 35-3KHz |
| Voice-coil Diameter | 125mm |
| Voice-coil Material | Copper |
| Voice-coil Winding Depth | 28mm |
| Effective Diaphragm Diameter | 400mm |
| Kind of layer | In/out |
| Number of layers | 2 |
| Top Plate Thickness | 17 |
| Spider | Double Silicone |
| Flux Density | 0.98T |
| Magnet Diameter | 280X25mm |
| Magnet Material | Ferrite |
| Magnet Grade | Y30 |
| Magnet Gap Depth | 12 |
| Resonance Frequency | Fs | 35Hz |
| DC Resistance | Rte | 5.5ohm |
| Mechanical Factor | Qms | 10.7 |
| Electrical Factor | Qes | 0.34 |
| Total Factor | Qts | 0.33 |
| BL Factor | BL | 31.8T-m |
| Effective Moving Mass | Mms | 264.2gr |
| Equivalent Cas Air Load | Vas | 144.1liter |
| Effective Piston Area | Sd | 0.122 |
| Max. Linear Excursion | Xmax | 8mm |
| Half Space Efficiency | Eff | 1.50% |
| Efficiency Bandwidth Product | EBP | 100 |
| Compliance Value | Cms | 0.068 |
| Overall Diameter | 466mm |
| Buffer Cut-out Dia. | 422mm |
| Bolt Circle Dia. | 442mm |
| Bolt Hole Dia. | 8mm |
| Gasket Thickness | 1.5mm |
| Overall Depth | 210mm |
| Magnet Dia. | 280mm |
| Net Weight | 20.5 kg |
