Car subwoofer Rockford Fosgate RM18D4
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| Brand: | Rockford Fosgate |
| Description: | Subwoofer car subwoofer car subwoofers 20 cm 8 inch. |
| Peculiarities: | Moisture resistant design |
| Type: | Subwoofer |
| Frame: | No |
| Dimensions: | 200 mm |
| Power: | 300 W maximum |
| Number of lanes: | 1 |
| Size: | 20 cm 8 in. |
| Impedance: | 4 ohm |
| Sensitivity: | 85 dB W/m |
| Installation depth: | 92 mm |
| Winding type: | Double |
| Number of speakers: | 1 |
| Mounting hole: | 177 mm |
| Resonant frequency Fs: | 41 Hz |
| Equivalent volume Vas: | 19 l |
| Diffuser material: | Polypropylene |
| Total quality factor Qts: | 0.81 |