Acoustic system Quadral Platinum 820
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| Depth: | 319 mm |
| Description: | Outdoor, Hi-Fi, front speaker, number of lanes: 3, passive, bass-reflex type |
| Width: | 215 |
| Height: | 988 |
| Type: | Passive |
| Purpose: | Hi-Fi |
| Number of lanes: | 3 |
| Impedance: | 8 ohm |
| Sensitivity: | 90 dB |
| Crossover frequency: | 300 Hz/ 2.6 kHz |
| Location: | Floor |
| Maximum frequency: | 24000 Hz |
| Minimum frequency: | 28 Hz |
| Acoustic radiation: | Monopolar |
| Acoustic design: | Bass-reflex type |
| Speaker type: | Front speaker |
| Finish options: | Cherry, silver lacquer |
| RF driver dimensions: | 25 mm |
| Woofer dimensions: | 2x180 mm |
| MF driver dimensions: | 135 mm |
| Emitter type: | Dynamic |
| Max power: | 140 W |
| Bandwidth Options: | +/- 3 dB |
| Removable grid: | There is |