{"product_id":"mb-quart-formula-4-inch-80-watt-2-way-coaxial-car-audio-speaker-pair-with-built-in-1-inch-tweeters-for-vehicle-sound-system-black","title":"MB Quart FKB110","description":"\u003ch2 data-section-id=\"1w6v451\" data-start=\"107\" data-end=\"179\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"110\" data-end=\"179\"\u003eCompact 4-Inch Speaker Upgrade for Clear Car Audio\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"181\" data-end=\"588\"\u003eEnhance your vehicle’s sound system with the \u003cstrong data-start=\"226\" data-end=\"290\"\u003eMB Quart FKB110 Formula Series 4-Inch 2-Way Coaxial Speakers\u003c\/strong\u003e. Designed for compact factory speaker locations, these speakers deliver improved clarity, balanced sound output, and stronger overall performance compared to stock audio systems. With \u003cstrong data-start=\"475\" data-end=\"534\"\u003e80 watts peak power handling and 40 watts RMS at 4 ohms\u003c\/strong\u003e, they provide reliable performance for daily driving.\u003c\/p\u003e\n\u003cp data-start=\"590\" data-end=\"770\"\u003eThe coaxial 2-way design integrates a woofer and 1-inch tweeter into a single compact unit, ensuring efficient sound reproduction and easy installation in a wide range of vehicles.\u003c\/p\u003e\n\u003ch2 data-section-id=\"1scshm8\" data-start=\"777\" data-end=\"856\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"780\" data-end=\"856\"\u003eDurable Engineering for Clean, Balanced Sound Performance\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"858\" data-end=\"1125\"\u003eThe \u003cstrong data-start=\"862\" data-end=\"890\"\u003eMB Quart FKB110 speakers\u003c\/strong\u003e are built using high-quality materials engineered for durability and accurate audio reproduction. The \u003cstrong data-start=\"993\" data-end=\"1019\"\u003ealuminum dome tweeters\u003c\/strong\u003e deliver crisp, clear high frequencies with improved reliability and reduced distortion at higher volumes.\u003c\/p\u003e\n\u003cp data-start=\"1127\" data-end=\"1365\"\u003eA \u003cstrong data-start=\"1129\" data-end=\"1158\"\u003epolypropylene cone woofer\u003c\/strong\u003e provides lightweight rigidity for controlled midrange response and improved bass performance. The \u003cstrong data-start=\"1257\" data-end=\"1282\"\u003ebutyl rubber surround\u003c\/strong\u003e enhances durability while allowing deeper midbass impact and smooth cone movement.\u003c\/p\u003e\n\u003cp data-start=\"1367\" data-end=\"1548\"\u003eA \u003cstrong data-start=\"1369\" data-end=\"1402\"\u003epure copper Kapton voice coil\u003c\/strong\u003e combined with a ferrite magnet structure ensures strong magnetic efficiency and consistent sound output, even during extended listening sessions.\u003c\/p\u003e\n\u003ch2 data-section-id=\"5d6o8z\" data-start=\"1555\" data-end=\"1624\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1558\" data-end=\"1624\"\u003eAdvanced Cooling \u0026amp; Smooth Frequency Performance\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1626\" data-end=\"1860\"\u003eThe \u003cstrong data-start=\"1630\" data-end=\"1673\"\u003eMB Quart FKB110 Formula Series Speakers\u003c\/strong\u003e include an \u003cstrong data-start=\"1685\" data-end=\"1713\"\u003eover-coil cooling system\u003c\/strong\u003e that allows air to flow through the voice coil assembly, helping regulate temperature and improve long-term durability under demanding conditions.\u003c\/p\u003e\n\u003cp data-start=\"1862\" data-end=\"2063\"\u003eA built-in \u003cstrong data-start=\"1873\" data-end=\"1908\"\u003e12dB internal crossover network\u003c\/strong\u003e ensures smooth transitions between midrange and tweeter frequencies, reducing harshness and delivering balanced sound reproduction across all music types.\u003c\/p\u003e\n\u003cp data-start=\"2065\" data-end=\"2199\"\u003eCompact yet powerful, these 4-inch speakers are ideal for factory replacements where space is limited but audio quality still matters.\u003c\/p\u003e\n\u003chr data-start=\"2201\" data-end=\"2204\"\u003e\n\u003ch2 data-section-id=\"gku29y\" data-start=\"2206\" data-end=\"2223\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2209\" data-end=\"2223\"\u003eHighlights\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2225\" data-end=\"2883\"\u003e\n\u003cli data-section-id=\"ex7hf1\" data-start=\"2225\" data-end=\"2266\"\u003e\u003cstrong data-start=\"2227\" data-end=\"2264\"\u003e4-Inch 2-Way Coaxial Speaker Pair\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1ybtl5g\" data-start=\"2267\" data-end=\"2309\"\u003eUp to \u003cstrong data-start=\"2275\" data-end=\"2307\"\u003e80 Watts Peak Power Handling\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"b52gpy\" data-start=\"2310\" data-end=\"2362\"\u003e\n\u003cstrong data-start=\"2312\" data-end=\"2337\"\u003e40 Watts RMS @ 4 Ohms\u003c\/strong\u003e for stable performance\u003c\/li\u003e\n\u003cli data-section-id=\"155ky1h\" data-start=\"2363\" data-end=\"2411\"\u003eIntegrated \u003cstrong data-start=\"2376\" data-end=\"2409\"\u003e1-Inch Aluminum Dome Tweeters\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"11k9qv0\" data-start=\"2412\" data-end=\"2474\"\u003e\n\u003cstrong data-start=\"2414\" data-end=\"2443\"\u003ePolypropylene Cone Woofer\u003c\/strong\u003e for balanced midrange output\u003c\/li\u003e\n\u003cli data-section-id=\"tb5hhm\" data-start=\"2475\" data-end=\"2544\"\u003e\n\u003cstrong data-start=\"2477\" data-end=\"2502\"\u003eButyl Rubber Surround\u003c\/strong\u003e for durability and deeper bass response\u003c\/li\u003e\n\u003cli data-section-id=\"5hsi2l\" data-start=\"2545\" data-end=\"2597\"\u003ePure copper \u003cstrong data-start=\"2559\" data-end=\"2595\"\u003eKapton voice coil for efficiency\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"txr7s6\" data-start=\"2598\" data-end=\"2650\"\u003eFerrite magnet structure for strong sound output\u003c\/li\u003e\n\u003cli data-section-id=\"9eec3s\" data-start=\"2651\" data-end=\"2699\"\u003eBuilt-in \u003cstrong data-start=\"2662\" data-end=\"2697\"\u003e12dB internal crossover network\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1rnp639\" data-start=\"2700\" data-end=\"2760\"\u003eOver-coil cooling system for improved thermal management\u003c\/li\u003e\n\u003cli data-section-id=\"1w8t4l3\" data-start=\"2761\" data-end=\"2822\"\u003eCompact design ideal for factory 4-inch speaker locations\u003c\/li\u003e\n\u003cli data-section-id=\"dvkvi2\" data-start=\"2823\" data-end=\"2883\"\u003eFormula Series engineered for clear, distortion-free sound\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2885\" data-end=\"2888\"\u003e\n\u003ch2 data-section-id=\"dkb4ws\" data-start=\"2890\" data-end=\"2913\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2893\" data-end=\"2913\"\u003ePackage Contains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2915\" data-end=\"3162\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"1xsj41h\" data-start=\"2915\" data-end=\"2974\"\u003e1 Pair of MB Quart FKB110 4-Inch 2-Way Coaxial Speakers\u003c\/li\u003e\n\u003cli data-section-id=\"1lkoqx9\" data-start=\"2975\" data-end=\"3000\"\u003eMounting Hardware Kit\u003c\/li\u003e\n\u003cli data-section-id=\"wwep25\" data-start=\"3001\" data-end=\"3063\"\u003eSpeaker Wiring \/ Terminals \u003cem data-start=\"3030\" data-end=\"3061\"\u003e(if included by manufacturer)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"ye7vai\" data-start=\"3064\" data-end=\"3126\"\u003eInstallation \/ User Manual \u003cem data-start=\"3093\" data-end=\"3124\"\u003e(if included by manufacturer)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"16yej2q\" data-start=\"3127\" data-end=\"3162\" data-is-last-node=\"\"\u003eManufacturer Retail Packaging Box\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MB Quart","offers":[{"title":"Default Title","offer_id":45683304169663,"sku":"806576228332","price":26.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0533\/6252\/4351\/files\/71LJTj_K2ML.jpg?v=1780523884","url":"https:\/\/nsidistributor.com\/products\/mb-quart-formula-4-inch-80-watt-2-way-coaxial-car-audio-speaker-pair-with-built-in-1-inch-tweeters-for-vehicle-sound-system-black","provider":"NSI Audio Distributing","version":"1.0","type":"link"}