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Tenghong 1pcs 4 Inch Subwoofer Speaker 4/8Ohm 40W Deep Bass Loudspeaker HIFI Bookshelf Woofer Speaker Unit Magnetic Home Theater|Bookshelf Speakers| - AliExpress
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1 MASTER AUDIO MA25W/4 MA 25W/4 woofer professionale 25,00 cm 250 mm 10" 250 watt rms 500 watt max 4 ohm 93 db sospensione in gomma auto, 1 pezzo : Amazon.it: Elettronica
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MONACOR SP di 302 Pa universale woofer da, 100 W, 8 Ohm, 30,48 cm (12 pollici), 303 mm Nero : Amazon.it: Elettronica
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1 MASTER AUDIO MA30W/8 MA 30W/8 woofer professionale 30,00 cm 300 mm 12" 300 watt rms e 600 watt max 8 ohm 94 db sospensione in gomma casa, 1 pezzo : Amazon.it: Elettronica
![MONACOR SP di 302 Pa universale woofer da, 100 W, 8 Ohm, 30,48 cm (12 pollici), 303 mm Nero : Amazon.it: Elettronica MONACOR SP di 302 Pa universale woofer da, 100 W, 8 Ohm, 30,48 cm (12 pollici), 303 mm Nero : Amazon.it: Elettronica](https://m.media-amazon.com/images/I/71J0bnL12yL._AC_UF1000,1000_QL80_.jpg)