| MODEL | D-451 |
| Throat Diameter | 25 mm |
| Mounng Type | Screw-on |
| Nominal Impedance | 8Ω |
| Power Capacity | 60 watts |
| Frequency Range | 1.2KHz ~ 20KHz |
| Sensivity dB_SPL | 110 + 5dB |
| Diaphragm Material | Titanium |
| Voice Coil diameter | 44.4 mm |
| Voice Coil Material | CCAW |
| Flux Density | 1.55T |
| Magnet Material | Stronum Ferrite Y35 |
| Weight | 1.75 kg |
