{"product_id":"audison-avbx-12-d4-ii-avbx-12-d4-ii-300mm-4-4ohm-1100w-sealed-subwoofer-box","title":"Audison AVBX-12-D4-II AVBX 12 D4 II - 300mm 4+4ohm 1100W Sealed Subwoofer Box","description":"\u003cdiv class=\"capd-section-card\"\u003e\n\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe AVBX 12 D4 II is a compact 12-inch loaded subwoofer enclosure engineered to deliver powerful, controlled low-frequency performance in space-conscious installations. Designed within the VOCE II platform, it combines high output capability with refined bass accuracy for both OEM upgrades and custom systems.\u003c\/p\u003e\n\u003cp\u003eBuilt around the AV 12 D4 II driver, the system features a dual 4-ohm configuration for flexible integration and consistent performance under demanding conditions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"capd-section-card\"\u003e\n\u003ch2\u003eFeature Highlights\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUltra-shallow sealed enclosure for compact installations\u003c\/li\u003e\n\u003cli\u003eDual 4-ohm voice coil configuration for wiring flexibility\u003c\/li\u003e\n\u003cli\u003e550W RMS \/ 1100W peak power handling\u003c\/li\u003e\n\u003cli\u003e2S² dual-orientation design (down-firing or up-firing)\u003c\/li\u003e\n\u003cli\u003eSub Smart Plug (SSP) hybrid connection system\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"capd-section-card\"\u003e\n\u003ch2\u003eConstruction \u0026amp; Engineering\u003c\/h2\u003e\n\u003cp\u003eThe enclosure is constructed from high-density 15 mm MDF and reinforced with internal bracing to ensure structural rigidity and effective damping. This design minimizes unwanted resonance and coloration, resulting in tight, accurate bass reproduction with strong transient response.\u003c\/p\u003e\n\u003cp\u003eThe integrated subwoofer utilizes a polypropylene cone with mica injection, rubber surround, and CCAW voice coil on a glass fiber former. A high-density ferrite magnet and optimized motor structure support controlled excursion and reliable performance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"capd-section-card\"\u003e\n\u003ch2\u003eInstallation \u0026amp; Integration\u003c\/h2\u003e\n\u003cp\u003eThe 2S² dual-orientation architecture allows flexible installation in either down-firing or up-firing configurations, adapting to different vehicle layouts and acoustic goals. Its compact footprint makes it ideal for space-limited applications.\u003c\/p\u003e\n\u003cp\u003eThe Sub Smart Plug (SSP) terminal enables quick and secure connections through a combination of plug-and-play and traditional push terminals, supporting high-current wiring with ease.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"capd-section-card\"\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cdiv class=\"capd-spec-table\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Diameter\u003c\/td\u003e\n\u003ctd\u003e300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImpedance\u003c\/td\u003e\n\u003ctd\u003e4 + 4 Ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Handling (RMS)\u003c\/td\u003e\n\u003ctd\u003e550 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Handling (Peak)\u003c\/td\u003e\n\u003ctd\u003e1100 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensitivity\u003c\/td\u003e\n\u003ctd\u003e84.5 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Response\u003c\/td\u003e\n\u003ctd\u003e25 – 400 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eXmax\u003c\/td\u003e\n\u003ctd\u003e16.8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eXmech\u003c\/td\u003e\n\u003ctd\u003e20 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoice Coil Material\u003c\/td\u003e\n\u003ctd\u003eCCAW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFormer Material\u003c\/td\u003e\n\u003ctd\u003eGlass Fiber\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCone Material\u003c\/td\u003e\n\u003ctd\u003ePolypropylene with Mica Injection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurround Material\u003c\/td\u003e\n\u003ctd\u003eRubber\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMagnet Material\u003c\/td\u003e\n\u003ctd\u003eHigh Density Flux Ferrite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChassis Material\u003c\/td\u003e\n\u003ctd\u003eAluminium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDriver Displacement Volume\u003c\/td\u003e\n\u003ctd\u003e0.9 L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFs\u003c\/td\u003e\n\u003ctd\u003e23 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQts\u003c\/td\u003e\n\u003ctd\u003e0.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVas\u003c\/td\u003e\n\u003ctd\u003e63 L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRe\u003c\/td\u003e\n\u003ctd\u003e1.8 Ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLe\u003c\/td\u003e\n\u003ctd\u003e1.8 mH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMms\u003c\/td\u003e\n\u003ctd\u003e298 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCms\u003c\/td\u003e\n\u003ctd\u003e0.15 mm\/N\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBL\u003c\/td\u003e\n\u003ctd\u003e12.2 T·m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReference Efficiency\u003c\/td\u003e\n\u003ctd\u003e85\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Audison","offers":[{"title":"Default Title","offer_id":51191431332125,"sku":null,"price":1079.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0730\/8525\/5965\/files\/avbx-12-d4-ii-06__1__33403.webp?v=1776789488","url":"https:\/\/shopaudioxtc.com\/products\/audison-avbx-12-d4-ii-avbx-12-d4-ii-300mm-4-4ohm-1100w-sealed-subwoofer-box","provider":"Audio XTC","version":"1.0","type":"link"}