{"product_id":"m-k-iw28s-in-wall-subwoofer-each","title":"M\u0026K IW28S In-Wall Subwoofer (Each)","description":"\u003c!-- ======================================================\n     M\u0026K Sound IW28S In-Wall Subwoofer (Each) — SEO-Optimized Product Page\n     ====================================================== --\u003e\n\u003cstyle\u003e\n  .bh-wrap{max-width:1100px;margin:0 auto;padding:1rem 1.25rem;line-height:1.6}\n  .bh-eyebrow{letter-spacing:.08em;text-transform:uppercase;font-size:.8rem;opacity:.7}\n  .bh-title{font-size:2.75rem;margin:.25rem 0 1rem;font-weight:700;line-height:1.2}\n  .bh-sub{font-style:italic;margin:0 0 1.25rem}\n  .bh-grid{display:grid;gap:1.25rem}\n  @media(min-width:900px){.bh-grid{grid-template-columns:1.3fr .7fr;align-items:start}}\n  .bh-section{margin:2rem 0}\n  .bh-bullets{list-style:disc;padding-left:1.25rem;margin:.5rem 0 0}\n  .bh-specs{width:100%;border-collapse:collapse}\n  .bh-specs th,.bh-specs td{border:1px solid #e5e7eb;padding:.65rem;vertical-align:top}\n  .bh-specs th{width:42%;background:#f8fafc;text-align:left}\n  .bh-badge{display:inline-block;border:1px solid #e5e7eb;border-radius:999px;padding:.2rem .6rem;margin:.15rem .3rem 0 0;font-size:.85rem}\n  .bh-faq details{border:1px solid #e5e7eb;border-radius:.5rem;padding:0.75rem 1rem;margin:.5rem 0;background:#fafafa}\n  .bh-faq summary{font-weight:600;cursor:pointer}\n\u003c\/style\u003e\n\u003cdiv class=\"bh-wrap\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Product\"\u003e\n\u003cspan class=\"bh-eyebrow\"\u003eM\u0026amp;K Sound\u003c\/span\u003e\n\u003ch1 class=\"bh-title\" itemprop=\"name\"\u003eM\u0026amp;K IW28S In-Wall Subwoofer (Each)\u003c\/h1\u003e\n\u003cp class=\"bh-sub\"\u003eHigh-Output In-Wall Subwoofer • Deep Bass Extension • Home Cinema \u0026amp; Distributed Audio\u003c\/p\u003e\n\u003cdiv class=\"bh-grid\"\u003e\n\u003c!-- LEFT COLUMN --\u003e\n\u003cdiv\u003e\n\u003csection id=\"overview\" class=\"bh-section\"\u003e\n\u003ch2\u003eMeet the IW28S\u003c\/h2\u003e\n\u003cp itemprop=\"description\"\u003eThe \u003cstrong\u003eM\u0026amp;K Sound IW28S\u003c\/strong\u003e In-Wall Subwoofer delivers powerful low-frequency performance from a discreet, flush-mount enclosure. Engineered for home cinema and high-performance distributed audio systems, the IW28S combines deep, precise bass with minimal cabinet resonance. Sold individually, it allows flexible placement for optimal room integration and performance.\u003c\/p\u003e\n\u003cdiv class=\"bh-badges\"\u003e\n\u003cspan class=\"bh-badge\"\u003e8\" High-Excursion Driver\u003c\/span\u003e \u003cspan class=\"bh-badge\"\u003eIn-Wall Design\u003c\/span\u003e \u003cspan class=\"bh-badge\"\u003eDeep Bass Extension\u003c\/span\u003e \u003cspan class=\"bh-badge\"\u003eFlush-Mount Grille\u003c\/span\u003e \u003cspan class=\"bh-badge\"\u003eSold Individually\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection id=\"highlights\" class=\"bh-section\"\u003e\n\u003ch2\u003eHighlights \u0026amp; Benefits\u003c\/h2\u003e\n\u003cul class=\"bh-bullets\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact, Powerful Bass\u003c\/strong\u003e — High-excursion 8\" driver delivers deep, room-filling low frequencies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeamless Installation\u003c\/strong\u003e — Flush in-wall design integrates cleanly into ceilings or walls.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Resonance Cabinet\u003c\/strong\u003e — Engineered enclosure minimizes distortion for precise bass impact.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible Placement\u003c\/strong\u003e — Can be installed individually or in multiple locations for distributed bass.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHome Cinema \u0026amp; Music Ready\u003c\/strong\u003e — Ideal for LFE channels or full-range distributed audio systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection id=\"technology\" class=\"bh-section\"\u003e\n\u003ch2\u003eTechnology \u0026amp; Design\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Excursion Driver\u003c\/strong\u003e — Designed for extended low-frequency output while maintaining linearity at high volumes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIn-Wall Enclosure\u003c\/strong\u003e — Rigid, resonance-controlled design ensures accurate bass reproduction.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMagnetic Low-Profile Grille\u003c\/strong\u003e — Paintable grille provides clean, nearly invisible integration.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection id=\"faq\" class=\"bh-section bh-faq\"\u003e\n\u003ch2\u003eFAQ — IW28S In-Wall Subwoofer\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs the IW28S sold individually?\u003c\/summary\u003e\n\u003cp\u003eYes. The IW28S is sold as a single unit, allowing flexible placement for optimal system performance.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan it handle high-power home cinema applications?\u003c\/summary\u003e\n\u003cp\u003eYes. The IW28S is engineered to deliver deep, distortion-free bass for demanding home cinema setups.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan the grille be painted?\u003c\/summary\u003e\n\u003cp\u003eYes — the magnetic, low-profile grille can be painted to match wall or ceiling décor.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDo I need additional subwoofers?\u003c\/summary\u003e\n\u003cp\u003eFor larger rooms or full-range LFE performance, multiple IW28S units or a dedicated external subwoofer may be recommended.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/section\u003e\n\u003csection id=\"why-buy\" class=\"bh-section\"\u003e\n\u003ch2\u003eWhy Buy From Us\u003c\/h2\u003e\n\u003cul class=\"bh-bullets\"\u003e\n\u003cli\u003eAuthorized M\u0026amp;K Sound Retailer\u003c\/li\u003e\n\u003cli\u003e5% Reward Points on all Purchases\u003c\/li\u003e\n\u003cli\u003eExpert Home Cinema System Advice\u003c\/li\u003e\n\u003cli\u003eFree Shipping Nationwide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection id=\"related\" class=\"bh-section\"\u003e\n\u003ch2\u003eRelated \u0026amp; Accessories\u003c\/h2\u003e\n\u003cul class=\"bh-bullets\"\u003e\n\u003cli\u003eM\u0026amp;K Sound In-Wall \u0026amp; In-Ceiling Speakers\u003c\/li\u003e\n\u003cli\u003eM\u0026amp;K Sound Subwoofers (IW28S \u0026amp; IW500 Series)\u003c\/li\u003e\n\u003cli\u003eBack Boxes \u0026amp; Installation Accessories\u003c\/li\u003e\n\u003cli\u003eHigh-Performance Speaker Cable\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c!-- RIGHT COLUMN --\u003e\n\u003caside\u003e\n\u003csection id=\"specs\" class=\"bh-section\"\u003e\n\u003ch2\u003eIW28S Specifications\u003c\/h2\u003e\n\u003ctable class=\"bh-specs\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Type\u003c\/th\u003e\n\u003ctd\u003eIn-Wall Subwoofer (Each)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDriver\u003c\/th\u003e\n\u003ctd\u003e8\" High-Excursion Woofer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFrequency Response\u003c\/th\u003e\n\u003ctd\u003eApprox. 35 Hz – 150 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eImpedance\u003c\/th\u003e\n\u003ctd\u003e4–8 Ohms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSensitivity\u003c\/th\u003e\n\u003ctd\u003eApprox. 88 dB (2.83V\/1m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRecommended Amplifier Power\u003c\/th\u003e\n\u003ctd\u003e50 – 200 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEnclosure Type\u003c\/th\u003e\n\u003ctd\u003eSealed In-Wall Design\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMounting Depth\u003c\/th\u003e\n\u003ctd\u003eApprox. 120 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCut-Out Dimensions\u003c\/th\u003e\n\u003ctd\u003eApprox. 210 × 210 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eGrille\u003c\/th\u003e\n\u003ctd\u003eMagnetic, Low-Profile, Paintable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eWhite (Paintable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWarranty\u003c\/th\u003e\n\u003ctd\u003e5 Years (Manufacturer Warranty)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/section\u003e\n\u003csection id=\"whats-in-the-box\" class=\"bh-section\"\u003e\n\u003ch2\u003eWhat’s in the Box\u003c\/h2\u003e\n\u003cul class=\"bh-bullets\"\u003e\n\u003cli\u003e1 × M\u0026amp;K Sound IW28S In-Wall Subwoofer\u003c\/li\u003e\n\u003cli\u003eMagnetic Paintable Grille\u003c\/li\u003e\n\u003cli\u003eCut-out Template\u003c\/li\u003e\n\u003cli\u003eUser Documentation\u003c\/li\u003e\n\u003cli\u003eProtective Packaging\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c\/aside\u003e\n\u003c\/div\u003e\n\u003cmeta itemprop=\"brand\" content=\"M\u0026amp;K Sound\"\u003e \u003cmeta itemprop=\"category\" content=\"In-Wall Subwoofers, Home Cinema Subwoofers, Architectural Audio\"\u003e\n\u003c\/div\u003e\n\u003c!-- (Optional) JSON-LD placeholders for Product + FAQPage --\u003e","brand":"M\u0026K","offers":[{"title":"Default Title","offer_id":53362970591598,"sku":"MAKIW28S","price":1299.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/1537\/4703\/files\/m-k-iw28s-in-wall-subwoofer-each.webp?v=1775057110","url":"https:\/\/audiolab.com\/products\/m-k-iw28s-in-wall-subwoofer-each","provider":"Audiolab","version":"1.0","type":"link"}