Challenger PWR-420 - user opinions

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Challenger PWR-420

Summary: Type: coaxial speaker; Size: 10 cm (4 in.); The number of bands: 2; Power: 50 W (nominal)100 watts (maximum); Sensitivity: 90 dB; Frequency range: 70 - 20,000 Hz; Impedance: 4 Ohm; Dimensions: 100 mm; Mounting depth: 54 mm; ...


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