{"product_id":"down4sound-dbz-15-subwoofer-1300w-rms","title":"Down4Sound DBZ 15\" Subwoofer 1300W RMS","description":"\u003cp\u003eThe DOWN4SOUND DBz-15 D4 is built for listeners who want massive bass output, rugged construction, and unbeatable value. With a true 1300W RMS rating, this 15-inch subwoofer is designed to deliver aggressive low-frequency performance in daily-driven systems and high-output builds. Featuring a dual 4-ohm voice coil configuration and a real carbon fiber dustcap, the DBz-15 D4 offers strong durability, versatile wiring options, and powerful bass response.\u003c\/p\u003e \u003chr\u003e \u003ch2\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e1300W RMS power handling\u003c\/li\u003e \u003cli\u003eDual 4-ohm voice coil design\u003c\/li\u003e \u003cli\u003e2.75-inch high-temperature voice coil\u003c\/li\u003e \u003cli\u003e30 mm Xmax\u003c\/li\u003e \u003cli\u003eReal carbon fiber dustcap\u003c\/li\u003e \u003cli\u003eAdvanced motor venting for improved cooling\u003c\/li\u003e \u003cli\u003eHeavy-duty motor structure\u003c\/li\u003e \u003c\/ul\u003e \u003chr\u003e \u003ch2\u003e\u003cstrong\u003eTechnical Specifications (T\/S Parameters)\u003c\/strong\u003e\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e\n\u003ch2\u003eRevc (DC Resistance)\u003c\/h2\u003e6.050 ohm\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eResonance Frequency (Fs)\u003c\/h2\u003e39.561 Hz\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eQms\u003c\/h2\u003e2.826\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eQes\u003c\/h2\u003e0.714\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eQts\u003c\/h2\u003e0.570\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eMms (Moving Mass)\u003c\/h2\u003e435.722 g\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eCms (Compliance)\u003c\/h2\u003e37.445 μm\/N\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eRms\u003c\/h2\u003e0.774\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eVas\u003c\/h2\u003e40.977 L\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSd:\u003c\/strong\u003e 88.141 cm²\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eBL Product\u003c\/h2\u003e30.322 T·m\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eSensitivity (SPL)\u003c\/h2\u003e87.4 dB\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eXmax\u003c\/h2\u003e30 mm\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eDisplacement\u003c\/h2\u003e0.19 cu ft\u003c\/li\u003e \u003c\/ul\u003e \u003chr\u003e \u003ch2\u003e\u003cstrong\u003eEngineering and Construction\u003c\/strong\u003e\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eExtended pole piece for linear excursion\u003c\/li\u003e \u003cli\u003eRear gap and pole venting for improved airflow and cooling\u003c\/li\u003e \u003cli\u003eLong-fiber spider system for suspension control\u003c\/li\u003e \u003cli\u003ePrecision-wound 2.75-inch coil for high thermal capacity\u003c\/li\u003e \u003cli\u003ePremium carbon fiber dustcap for added rigidity\u003c\/li\u003e \u003c\/ul\u003e \u003chr\u003e \u003ch2\u003e\u003cstrong\u003eRecommended Enclosure\u003c\/strong\u003e\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e\n\u003ch2\u003eSealed\u003c\/h2\u003e2.0 cubic feet\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003ePorted\u003c\/h2\u003e3.0 cubic feet\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eRecommended Tuning\u003c\/h2\u003e32 Hz\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eRecommended Port Area\u003c\/h2\u003e36 to 45 square inches total\u003c\/li\u003e \u003c\/ul\u003e \u003chr\u003e \u003ch2\u003e\u003cstrong\u003ePhysical Dimensions\u003c\/strong\u003e\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e\n\u003ch2\u003eCutout Diameter\u003c\/h2\u003e13.86 in (352 mm)\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eMounting Depth\u003c\/h2\u003e8.43 in (214 mm)\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eOutside Diameter\u003c\/h2\u003e15.59 in (396 mm)\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eMotor Diameter\u003c\/h2\u003e13.74 in (349 mm)\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eNet Weight\u003c\/h2\u003e34 lb\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eGross Weight\u003c\/h2\u003e37.9 lb\u003c\/li\u003e \u003c\/ul\u003e \u003chr\u003e \u003ch2\u003e\u003cstrong\u003eWhy You Should Buy\u003c\/strong\u003e\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eStrong 1300W RMS performance\u003c\/li\u003e \u003cli\u003eDeep, powerful low-frequency output\u003c\/li\u003e \u003cli\u003eDual 4-ohm coils for flexible wiring\u003c\/li\u003e \u003cli\u003eDurable construction capable of handling high SPL\u003c\/li\u003e \u003cli\u003eCarbon fiber dustcap for strength and visual appeal\u003c\/li\u003e \u003c\/ul\u003e \u003chr\u003e \u003ch2\u003e\u003cstrong\u003eIdeal Applications\u003c\/strong\u003e\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eDaily-driven systems needing deep, powerful bass\u003c\/li\u003e \u003cli\u003ePorted or sealed enclosures in SUVs, sedans, hatchbacks, and trucks\u003c\/li\u003e \u003cli\u003eSystems tuned in the 28–35 Hz range for fuller low-end performance\u003c\/li\u003e \u003cli\u003eSQL-style daily setups requiring both punch and depth\u003c\/li\u003e \u003cli\u003eUsers seeking high-value performance without sacrificing output\u003c\/li\u003e \u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"D4","offer_id":66828369854509,"sku":"DBz15D4","price":299.99,"currency_code":"USD","in_stock":true},{"title":"D2","offer_id":66828369887277,"sku":"DBz15D2","price":299.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/down4sound-dbz-15-subwoofer-1300w-rms-w_7245eb2a-548a-4c4a-b61b-4a5e3376a1f8.jpg?v=1782676190","url":"https:\/\/www.jsultimatesounds.com\/products\/down4sound-dbz-15-subwoofer-1300w-rms","provider":"JS Ultimate Sounds","version":"1.0","type":"link"}