{"product_id":"subwoofer-marin-jl-audio-m3-10-pouces-grille-classic-blanche-010-03070-01","title":"JL Audio M3 10\" marine subwoofer, Classic white grille","description":"\u003cp\u003eThe JL Audio M3 10\" marine subwoofer with Classic white grille enhances the bass of the onboard audio system. This passive speaker accepts a continuous power rating of 175 W RMS at 4 ohms. Garmin recommends amplification of 50 to 175 W RMS per channel; it is not an integrated amplifier.\u003c\/p\u003e\u003ch3\u003eMounting and acoustic load\u003c\/h3\u003e\u003cp\u003eIt is designed to operate in infinite baffle mode, without a dedicated enclosure, with a large rear air volume specified at 56.6 liters in the manual. This compartment must remain empty for optimal performance. A sealed enclosure can also be built according to the recommended net internal volume of 56.66 liters; the F3 cutoff of 42.9 Hz applies to this configuration, not to a universal frequency response of the speaker. Ported enclosures are not recommended.\u003c\/p\u003e\u003cp\u003eAllow for a cutout of 225 mm and 127 mm of clearance behind the mounting surface. The overall diameter is 273 mm and the Classic grille protrudes 38 mm at the front. The stated net weight is 5.7 kg, excluding shipping weight.\u003c\/p\u003e\u003ch3\u003eMarine installation\u003c\/h3\u003e\u003cp\u003eOnly the front face is protected against water ingress: the rear, connections, and wires are not waterproof and must remain protected from moisture. In areas exposed to weather or water, mounting on a vertical surface is mandatory. On the exterior of the boat, the speaker must be placed well above the waterline, avoiding immersion or impact with docks or equipment. Power to the audio system must be turned off before any connection.\u003c\/p\u003e\u003ch3\u003eBox contents\u003c\/h3\u003e\u003cp\u003eDelivered as a single unit with a Classic white grille, six screws, and six stainless steel mounting washers. No amplifier or enclosure is listed in the official box contents.","brand":"JL Audio","offers":[{"title":"Default Title","offer_id":57492119093588,"sku":"010-03070-01","price":340.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/x5b7qe4d_010-03070-01-01-cf-lg.jpg?v=1791544494","url":"https:\/\/skysat.fr\/en\/products\/subwoofer-marin-jl-audio-m3-10-pouces-grille-classic-blanche-010-03070-01","provider":"Skysat","version":"1.0","type":"link"}