Shelf speaker system Usher Audio S-520-II D
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| Weight: | 5 kg |
| Depth: | 250 mm |
| Description: | Shelf, for home theater, rear channel, number of lanes: 2, passive, bass-reflex type |
| Width: | 180 |
| Height: | 300 |
| Type: | Passive |
| Purpose: | For home theater |
| Number of lanes: | 2 |
| Impedance: | 8 ohm |
| Sensitivity: | 86 dB |
| Crossover frequency: | 2 kHz |
| Location: | Shelf |
| Maximum frequency: | 20000 Hz |
| Minimum frequency: | 55 Hz |
| Acoustic radiation: | Monopolar |
| Acoustic design: | Bass-reflex type |
| Speaker type: | Rear channel |
| Finish options: | Beech, black or white lacquered |
| RF driver dimensions: | 25 mm |
| Woofer dimensions: | 130 mm |
| Emitter type: | Dynamic |
| Bandwidth Options: | +/- 3 dB |
| Recommended amplifier power max.: | 50 W |
| Removable grid: | There is |