{"product_id":"autobacs-m402-4in-2-way-marine-speaker-white-ip56","title":"Autobacs M402 4in 2-Way Marine Speaker White IP56","description":"\u003cdiv class=\"ipmt-store-append\" style=\"--ipmt-append-heading-color: #000080; --ipmt-append-subheading-color: #000080\"\u003e\n\u003ch2 style=\"color: #000080\"\u003e\u003cstrong\u003eAutobacs M402 4 Inch 2-Way Marine Speaker in White with IP56 Waterproof Rating\u003c\/strong\u003e\u003c\/h2\u003e\r\n\u003cp\u003eThe Autobacs M402 is a 4-inch (100mm) 2-way marine speaker in white, handling 80W maximum and 20W nominal power at 3.6 ohm impedance. The polypropylene cone and mylar tweeter are built for waterproof marine and outdoor use with an IP56 rating, and the 39mm mounting depth suits installations with restricted cavity space. An EVA mounting gasket and hardware are included.\u003c\/p\u003e\r\n\u003ch3 style=\"color: #000080\"\u003e\u003cstrong\u003eProduct overview\u003c\/strong\u003e\u003c\/h3\u003e\r\n\u003cp\u003eThe M402 is designed for marine and outdoor audio applications where waterproof construction and shallow mounting depth are priorities. The IP56 rating confirms protection against dust ingress and powerful water jets from any direction, making the speaker suitable for exposed positions on vessels, outdoor entertainment areas, and other wet-environment installations. The 39mm mounting depth provides fitment flexibility in shallow cavities where standard speakers would not fit.\u003c\/p\u003e\r\n\u003cp\u003eThe 2-way design combines a polypropylene cone woofer with a 30mm mylar dome tweeter, covering a frequency response of 120Hz to 20kHz at plus or minus 0dB. The treated cloth surround provides long-term durability in humid and wet conditions. An EVA mounting gasket is included to seal the speaker against the mounting surface, and all necessary mounting hardware is supplied in the box.\u003c\/p\u003e\r\n\u003ch3 style=\"color: #000080\"\u003e\u003cstrong\u003eFeatures and benefits\u003c\/strong\u003e\u003c\/h3\u003e\r\n\u003cp\u003e\u003cstrong\u003eIP56 waterproof rating:\u003c\/strong\u003e Protection against dust ingress and powerful water jets from any direction, suited to exposed marine, outdoor, and wet-environment speaker installations.\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003ePolypropylene cone construction:\u003c\/strong\u003e The polypropylene cone resists moisture and UV exposure, maintaining structural integrity and audio performance in marine and outdoor environments over the long term.\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003e30mm mylar dome tweeter:\u003c\/strong\u003e The mylar dome tweeter delivers clear high-frequency reproduction across the 2-way system, extending the frequency response to 20kHz.\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eTreated cloth surround:\u003c\/strong\u003e The treated cloth surround provides flexibility and durability in humid and wet conditions, resisting degradation from moisture exposure.\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003e39mm shallow mounting depth:\u003c\/strong\u003e The 39mm mounting depth allows the M402 to be fitted in locations with restricted cavity space where deeper speakers would not suit.\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003e80W maximum power handling:\u003c\/strong\u003e Handles up to 80W maximum input with a 20W nominal rating, providing sufficient headroom for marine and outdoor audio applications.\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eEVA mounting gasket included:\u003c\/strong\u003e The included EVA gasket seals the speaker against the mounting surface, preventing water ingress around the speaker cutout.\u003c\/p\u003e\r\n\u003ch3 style=\"color: #000080\"\u003e\u003cstrong\u003eTechnical specs\u003c\/strong\u003e\u003c\/h3\u003e\r\n\u003ctable\u003e\r\n\u003cthead\u003e\r\n\u003ctr\u003e\r\n\u003cth\u003eSpecification\u003c\/th\u003e\r\n\u003cth\u003eDetail\u003c\/th\u003e\r\n\u003c\/tr\u003e\r\n\u003c\/thead\u003e\r\n\u003ctbody\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eSKU\u003c\/td\u003e\r\n\u003ctd\u003eM402\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eBrand\u003c\/td\u003e\r\n\u003ctd\u003eAutobacs\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eType\u003c\/td\u003e\r\n\u003ctd\u003e2-way coaxial\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eDriver Size\u003c\/td\u003e\r\n\u003ctd\u003e4 inches (100mm)\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eDriver Material\u003c\/td\u003e\r\n\u003ctd\u003ePolypropylene\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eTweeter Size\u003c\/td\u003e\r\n\u003ctd\u003e30mm\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eTweeter Material\u003c\/td\u003e\r\n\u003ctd\u003eMylar\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eSurround\u003c\/td\u003e\r\n\u003ctd\u003eTreated cloth\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eMax Power\u003c\/td\u003e\r\n\u003ctd\u003e80W\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eNominal Input Power\u003c\/td\u003e\r\n\u003ctd\u003e20W\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eFrequency Response\u003c\/td\u003e\r\n\u003ctd\u003e120Hz to 20kHz (+\/-0dB)\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eFs\u003c\/td\u003e\r\n\u003ctd\u003e122Hz\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eSensitivity (2.83V\/1m)\u003c\/td\u003e\r\n\u003ctd\u003e90dB\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eSensitivity (dB\/W\/1m)\u003c\/td\u003e\r\n\u003ctd\u003e87dB\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eNominal Impedance\u003c\/td\u003e\r\n\u003ctd\u003e3.6 ohm\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eVoice Coil Diameter\u003c\/td\u003e\r\n\u003ctd\u003e19mm\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eVoice Coil Type\u003c\/td\u003e\r\n\u003ctd\u003eAVS\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eIP Rating\u003c\/td\u003e\r\n\u003ctd\u003eIP56\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eMounting Depth\u003c\/td\u003e\r\n\u003ctd\u003e39mm\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eMounting Hole Diameter\u003c\/td\u003e\r\n\u003ctd\u003e93mm\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eColour\u003c\/td\u003e\r\n\u003ctd\u003eWhite\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eSold As\u003c\/td\u003e\r\n\u003ctd\u003ePair\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003c\/tbody\u003e\r\n\u003c\/table\u003e\r\n\u003ch3 style=\"color: #000080\"\u003e\u003cstrong\u003eFrequently asked questions\u003c\/strong\u003e\u003c\/h3\u003e\r\n\u003cp\u003e\u003cstrong\u003eAre the M402 speakers sold as a single unit or a pair?\u003c\/strong\u003e\u003cbr\u003eThe source data lists the product as speakers (plural) with mounting hardware included, confirming the M402 is sold as a pair. Contact us if you need further clarification on what is included.\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eWhat is the minimum amplifier power recommended for the M402?\u003c\/strong\u003e\u003cbr\u003eThe M402 has a nominal input power rating of 20W and handles up to 80W maximum. An amplifier rated between 20W and 80W per channel at 4 ohm is recommended for best performance. Contact us for amplifier pairing advice.\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eIs the M402 suitable for use in saltwater marine environments?\u003c\/strong\u003e\u003cbr\u003eThe IP56 rating confirms protection against dust and powerful water jets. Contact us for further guidance on long-term suitability in saltwater marine environments for your specific installation.\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eWhat mounting hole diameter does the M402 require?\u003c\/strong\u003e\u003cbr\u003eThe M402 requires a mounting hole diameter of 93mm and has a mounting depth of 39mm.\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eDoes the M402 include a crossover?\u003c\/strong\u003e\u003cbr\u003eThe source data does not confirm whether a dedicated crossover is included with the M402. Contact us for further information on the crossover configuration for this speaker.\u003c\/p\u003e\n\n\u003cdiv class=\"ipmt-store-append-body\"\u003e\n\u003ch2 style=\"color: #000080\"\u003e\r\n  \u003cspan style=\"color: #000080\"\u003e\r\n    \u003cstrong style=\"color: #000080\"\u003eLegendary Products \u0026amp; Support From Authorized Dealers\u003c\/strong\u003e\r\n  \u003c\/span\u003e\r\n\u003c\/h2\u003e\r\n\u003cp\u003eWhen you choose \u003cstrong\u003eFrankies BrandBeast\u003c\/strong\u003e, you're choosing quality and performance. But just as important as what you buy is \u003cstrong\u003ewhere\u003c\/strong\u003e you buy it from. Here's why purchasing from an \u003cstrong\u003eauthorized dealer\u003c\/strong\u003e is always the right choice: \u003c\/p\u003e\r\n\u003cp\u003e\r\n  \u003cspan style=\"color: #000080\"\u003e▸ \u003cstrong\u003eExpert Knowledge \u0026amp; Training\u003c\/strong\u003e\r\n  \u003c\/span\u003e\r\n  \u003cbr\u003eOnly authorized \u003cstrong\u003eFrankies BrandBeast\u003c\/strong\u003e dealers are factory-trained to sell and install our products. They have the expertise to ensure your purchase is set up correctly and meets your expectations.\r\n\u003c\/p\u003e\r\n\u003cp\u003e\r\n  \u003cspan style=\"color: #000080\"\u003e▸ \u003cstrong\u003eAuthorized Warranty Protection\u003c\/strong\u003e\r\n  \u003c\/span\u003e\r\n  \u003cbr\u003eWe offer one of the best warranties in the industry, but only purchases made through authorized dealers are covered. Don’t be misled by unauthorized sellers who can’t provide genuine warranty support.\r\n\u003c\/p\u003e\r\n\u003cp\u003e\r\n  \u003cspan style=\"color: #000080\"\u003e\r\n    \u003cstrong\u003e▸ Reliable Customer Support\u003c\/strong\u003e\r\n  \u003c\/span\u003e\r\n  \u003cbr\u003eIf you ever run into an issue, you’re backed by \u003cstrong\u003eFrankies BrandBeast’s\u003c\/strong\u003e official manufacturer’s warranty. No need to deal with overseas returns—our local team takes care of everything quickly and efficiently.\r\n\u003c\/p\u003e\r\n\u003cp\u003e\r\n  \u003cspan style=\"color: #000080\"\u003e▸ \u003cstrong\u003eProtect Your Investment\u003c\/strong\u003e\r\n  \u003c\/span\u003e\r\n  \u003cbr\u003eBuying from an authorized dealer ensures you’re getting genuine products, full warranty coverage, and expert support. Ask yourself—is saving a few bucks worth losing all that?\r\n\u003c\/p\u003e\r\n\u003ch3 style=\"color: #000080\"\u003e\r\n  \u003cspan style=\"color: #000080\"\u003e\r\n    \u003cstrong style=\"color: #000080\"\u003eChoose wisely. Buy from Frankies BrandBeast today!\u003c\/strong\u003e\r\n  \u003c\/span\u003e\r\n\u003c\/h3\u003e\r\n\u003cp\u003e\r\n  \r\n  \r\n\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Autobacs","offers":[{"title":"Default Title","offer_id":46563940696214,"sku":"M402","price":49.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/0742\/1334\/files\/ipmt-media-C0yG4C.webp?v=1789603145","url":"https:\/\/brandbeast.com.au\/products\/autobacs-m402-4in-2-way-marine-speaker-white-ip56","provider":"Frankies BrandBeast","version":"1.0","type":"link"}