Boss Marine MR690 - user opinions

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Boss Marine MR690

Summary: Type: coaxial speaker; Size: oval 15x23 cm (6x9 inch.); The number of bands: 2; Power: 350 watts (maximum); Sensitivity: 92 dB (W/m); Frequency range: 60 - 20,000 Hz; Impedance: 4 Ohm; Dimensions: 25.4 mm; Design: swivel; Dimensions: 150x230 mm; Cone material: polypropylene; Magnet weight: 1417; Features: moisture-proof design; ...


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