Information about the photo Title: Focal Polyglass SB 21 V2 Number: 1 picture Brand: Focal Category: Car speakers File size: 22 Kb Image size: 200x155 px File type: JPG Image URL: http://pictures.specsan.com/photo/focal/focal-polyglass-sb-21-v2-1.jpg Photo views: 321

Buy Focal Polyglass SB 21 V2   Full technical characteristics and specification Focal Polyglass SB 21 V2   Brief description subwoofer size: 25 cm (10 in.) rated power 250 W maximum power 500 W sensitivity of 85 dB case type: sealed box frequency range 45 to 500 Hz

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