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Key Features
| MODEL | W127556 | ||
| TYPE | MID-BASS | ||
| Nominal Diameter | 300/12 | mm/inch | |
| Rated impedance | 8 | ohm | |
| Power handing capacity | 400 | watts | |
| Sensitivity(1w/1m) | 98 | dB | |
| Frequency Range | Fs-4500 | Hz | |
| Voice Coil Diameter | 75/3 | mm/inch | |
| Voice Coil Material | CCAW | ||
| Number of layer | 2 | ||
| Kind of layer | inside/outside | ||
| Resonance frequency | Fs | 46 | Hz |
| Dc resistance | Re | 5.2 | ohm |
| Mechanical factor | Qms | 5.27 | |
| Electrical factor | Qes | 0.2754 | |
| Total factor | Qts | 0.2617 | |
| BL factor | BL | 19 | T.M |
| Effective Moving mass | Mms | 57.4238 | g |
| Effective Cas air load | Vas | 83.5861 | liters |
| Effective piston area | Sd | 0.0543 | m^2 |
| Overall Diameter | Φ315/Φ12.4 | mm/inch | |
| Bolt Circle Diameter | Φ296/Φ11.65 | mm/inch | |
| Bolt Hole Diameter | 8-Φ7.15/8-Φ0.28 | mm/inch | |
| Mount Baffle Cut-out | Φ282/Φ11.1 | mm/inch | |
| Depth | 140/5.52 | mm/inch | |
| Net Weight ( 1 unit) | 4 | kg | |
| Shipping Weight ( 1 unit) | 5.1 | kg | |
| Package Size ( 1 unit) | 332*332*184 | mm |
