{"product_id":"dd-audio-pair-of-a-series-3-125w-peak-50w-rms-4-ohm-midrange-speaker-a-m3a-copy","title":"DD Audio 21\" Dual 2 Ohm 10000W Peak\/2500W RMS Power Tuned Subwoofer 9921b","description":"\u003cdiv class=\"product-block\n            product-block--title\n            product-block--first\"\u003e\n\u003cdiv class=\"product-block\n            product-block--title\n            product-block--first\"\u003e\n\u003cdiv class=\"product-block\n            product-block--title\n            product-block--first\"\u003e\n\u003cdiv class=\"product-block\n            product-block--title\n            product-block--first\"\u003e\n\u003cdiv class=\"product-block\n            product-block--title\n            product-block--first\"\u003e\n\u003cdiv class=\"product-block\n            product-block--title\n            product-block--first\"\u003e\n\u003cdiv class=\"product-block\n            product-block--title\n            product-block--first\"\u003e\n\u003cdiv class=\"product-block\n            product-block--title\n            product-block--first\"\u003e\n\u003cdiv class=\"product-block\n            product-block--title\n            product-block--first\"\u003e\n\u003cdiv class=\"product-block\n            product-block--title\n            product-block--first\"\u003e\n\u003cdiv class=\"product-block\n            product-block--title\n            product-block--first\"\u003e\n\u003cdiv class=\"product-block\n            product-block--title\n            product-block--first\"\u003e\n\u003cdiv class=\"product-block\n            product-block--title\n            product-block--first\"\u003e\n\u003cdiv class=\"product-block\n            product-block--title\n            product-block--first\"\u003e\n\u003cdiv class=\"product-block\n            product-block--title\n            product-block--first\"\u003e\n\u003cdiv class=\"product-block\n            product-block--title\n            product-block--first\"\u003e\n\u003cdiv class=\"product-block\n            product-block--title\n            product-block--first\"\u003e\n\u003cdiv class=\"product-block\n            product-block--title\n            product-block--first\"\u003e\n\u003cdiv class=\"product-block\n            product-block--title\n            product-block--first\"\u003e\n\u003cdiv class=\"product-block\n            product-block--title\n            product-block--first\"\u003e\n\u003cdiv class=\"product-block\n            product-block--title\n            product-block--first\"\u003e\n\u003cdiv class=\"product-block\n            product-block--title\n            product-block--first\"\u003e\n\u003cdiv class=\"product-block\n            product-block--title\n            product-block--first\"\u003e\n\u003cdiv class=\"product-block\n            product-block--title\n            product-block--first\"\u003e\n\u003cdiv class=\"product-block\n            product-block--title\n            product-block--first\"\u003e\n\u003cdiv class=\"product-block\n            product-block--title\n            product-block--first\"\u003e\n\u003cdiv class=\"product-block\n            product-block--title\n            product-block--first\"\u003e\n\u003cdiv class=\"product-block\n            product-block--title\n            product-block--first\"\u003e\n\u003cdiv class=\"product-block\n            product-block--title\n            product-block--first\"\u003e\n\u003cdiv class=\"product-block\n            product-block--title\n            product-block--first\"\u003e\n\u003cdiv class=\"product-block\n            product-block--title\n            product-block--first\"\u003e\n\u003cdiv class=\"product-block\n            product-block--title\n            product-block--first\"\u003e\n\u003ch2 class=\"product-title\"\u003eDD Audio 21\" Dual 2 Ohm 10000W Peak\/2500W RMS Power Tuned Subwoofer 9921b\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUnparalleled Power and Performance: Engineered for 1500 - 2500 Watts RMS with peak capabilities of 10000 Watts\u003c\/li\u003e\n\u003cli\u003eMassive Bass Output: Delivers profound and precise bass with a 21-inch size and 22 MM Xmax\u003c\/li\u003e\n\u003cli\u003eRobust and Durable Design: Built with high-quality components for sustained high-performance\u003c\/li\u003e\n\u003cli\u003eOptimized for Large Enclosures: Perfectly suited for 6.0 - 8.0 CuFt ported enclosures, offering expansive sound dispersion\u003c\/li\u003e\n\u003cli\u003eIdeal for Advanced Setups: Allows for creative and complex system designs for the ultimate audio experience\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eDD Audio 21\" Dual 2 Ohm 10000W Peak\/2500W RMS Power Tuned Subwoofer 9921b\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThis Listing Includes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e(1) DD Audio 9921b 21 Inch Power Tuned Subwoofer\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe 9921b, known as \"The Beast\" in the DD Audio 9900 series, is a subwoofer designed for the most demanding bass enthusiasts. It's a dream for those fascinated by the physics of sound, offering endless possibilities in system design with its precision in low-frequency delivery. The 9921b is a 21-inch subwoofer that combines massive power handling capability with precise audio engineering. It's optimized for 1500-2500 watts of RMS power and can handle peak bursts up to 10,000 watts, making it an ideal choice for audiophiles looking for deep, impactful bass and high-quality sound.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpeaker Size:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e21 Inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRMS Power:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e1500 - 2500 Watts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePeak Power:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e10000 Watts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImpedance:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDual 2 Ohm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoice Coil Diameter:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e4 Inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePiston Diameter:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e18.25 Inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFs:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e26.24 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQms:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e5.265\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQes:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0.517\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQts:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0.471\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVas:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e161.9 Liters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eXmech:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e92 MM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eXmax:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e22 MM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrame Outer Diameter:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e21 5\/16 Inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrame OD w\/Gasket:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e21.31 Inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Diameter:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e19.25 Inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Depth:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e11.31 Inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotor Diameter:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e10.31 Inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotor Depth:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e4.56 Inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWoofer Displacement:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0.55 CuFt\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended Ported Enclosure:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e6.0 - 8.0 CuFt\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping Weight:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e92 Lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned for audiophiles with an interest in low-frequency physics.\u003c\/li\u003e\n\u003cli\u003eCapable of handling extreme power for intense bass experiences.\u003c\/li\u003e\n\u003cli\u003ePrecision engineering for accurate sound reproduction.\u003c\/li\u003e\n\u003cli\u003eIdeal for creating custom audio systems with endless design possibilities.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product-block\n            product-block--custom-liquid\"\u003e\n\u003cdiv class=\"custom-liquid\"\u003e\n\u003cdiv class=\"product-sku\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"DD Audio","offers":[{"title":"Default Title","offer_id":44754624118818,"sku":"DD-9921B-D2","price":1499.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/3472\/1600\/files\/1_c4809927-38f3-4925-adc8-6a4d8c3dc0a5.webp?v=1768805093","url":"https:\/\/www.eastcaraudio.net\/products\/dd-audio-pair-of-a-series-3-125w-peak-50w-rms-4-ohm-midrange-speaker-a-m3a-copy","provider":"East Car Audio","version":"1.0","type":"link"}