{"product_id":"dd-audio-715g-d4-subwoofer-38-cm-2000-wrms-2-x-4-ohm","title":"DD AUDIO 715g-D4 – 38 cm Subwoofer 2000 WRMS 2 x 4 Ohm","description":"\u003cstyle\u003e.sac715d4{--blue:#0877e8;--dark:#061d3a;--soft:#f2f8ff;max-width:1000px;margin:auto;font-family:Arial,Helvetica,sans-serif;color:#17202a;line-height:1.65}.sac715d4 *{box-sizing:border-box}.sac715d4 .hero{padding:40px 26px;border-radius:22px;text-align:center;color:#fff;background:linear-gradient(135deg,#031426,#075db5)}.sac715d4 .hero h2{color:#fff;margin:10px 0;font-size:clamp(25px,5vw,40px);line-height:1.15}.sac715d4 .kicker{color:#8dccff;font-size:12px;letter-spacing:1px;font-weight:bold}.sac715d4 .stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:25px 0}.sac715d4 .stat{padding:18px 10px;border:1px solid #dce9f6;border-radius:15px;text-align:center}.sac715d4 .stat strong{display:block;color:var(--blue);font-size:21px}.sac715d4 .stat span{font-size:12px}.sac715d4 .section{padding:28px;margin:24px 0;border:1px solid #dce8f4;border-radius:20px;background:#fff}.sac715d4 .section h2{color:var(--dark);margin:0 0 18px;font-size:26px}.sac715d4 .cards{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;list-style:none;padding:0}.sac715d4 .cards li{padding:18px;border-radius:13px;background:var(--soft)}.sac715d4 .cards strong{color:var(--blue)}.sac715d4 table{width:100%;border-collapse:collapse;font-size:14px}.sac715d4 th{padding:11px;text-align:left;color:#fff;background:#075db5}.sac715d4 td{padding:10px;border:1px solid #dce8f4}.sac715d4 tr:nth-child(even) td{background:#f7fbff}@media(max-width:700px){.sac715d4 .stats{grid-template-columns:repeat(2,1fr)}.sac715d4 .section{padding:22px 15px}.sac715d4 table{font-size:12px}.sac715d4 td{padding:8px}}@media(max-width:430px){.sac715d4 .cards{grid-template-columns:1fr}}\u003c\/style\u003e\u003cdiv class=\"sac715d4\"\u003e\n\n\u003csection class=\"hero\"\u003e\u003cdiv class=\"kicker\"\u003e700 G SERIES • 15-INCH SUBWOOFER • D4\u003c\/div\u003e\n\n\u003ch2\u003e715g-D4: Reinforced Motor and 4-Ohm Dual Voice Coil\u003c\/h2\u003e\n\n\u003cp\u003eA 38 cm subwoofer delivering 2000 W RMS, with a 3-inch voice coil, triple-magnet structure, and 30 mm Xmax.\u003c\/p\u003e\u003c\/section\u003e\u003cdiv class=\"stats\"\u003e\n\n\u003cdiv class=\"stat\"\u003e\n\n\u003cstrong\u003e2000 W RMS\u003c\/strong\u003e\u003cspan\u003erated power\u003c\/span\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"stat\"\u003e\n\n\u003cstrong\u003e4500 W\u003c\/strong\u003e\u003cspan\u003epeak power\u003c\/span\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"stat\"\u003e\n\n\u003cstrong\u003e2 × 4 Ohm\u003c\/strong\u003e\u003cspan\u003eD4 dual voice coil\u003c\/span\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"stat\"\u003e\n\n\u003cstrong\u003e30 mm\u003c\/strong\u003e\u003cspan\u003eXmax\u003c\/span\u003e\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003csection class=\"section\"\u003e\u003ch2\u003eHighlights\u003c\/h2\u003e\n\n\u003cul class=\"cards\"\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eG-Series Motor\u003c\/strong\u003e\u003cbr\u003eLonger voice coils, thicker top plate, and deeper air gap to support the increased excursion.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eTriple-Magnet Structure\u003c\/strong\u003e\u003cbr\u003eA reinforced magnetic assembly designed to improve moving coil control.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eRedesigned Surrounds\u003c\/strong\u003e\u003cbr\u003eTall double-stitched upper surround and multilayer lower surround to guide cone movement.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eD4 Dual Voice Coil\u003c\/strong\u003e\u003cbr\u003eTwo 4-Ohm voice coils to adapt the connection to the characteristics of the chosen amplifier.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\u003c\/section\u003e\u003csection class=\"section\"\u003e\u003ch2\u003eDescription\u003c\/h2\u003e\n\n\u003cp\u003eThe DD AUDIO 715g-D4 is a 15-inch subwoofer, or approximately 38 cm, designed for a custom-built bass enclosure installation. Its rated power is 2000 W RMS, with a peak power of 4500 W. This D4 version features a 2 × 4-Ohm dual voice coil and is sold individually.\u003c\/p\u003e\n\n\u003cp\u003eThe 700 G generation features an evolved motor: the moving coils are longer, the top plate is thicker, and the air gap is deeper. The reinforced magnetic assembly supports the increased excursion while promoting heat dissipation and coil control. Available at Sound Auto Concept, the 715g-D4 offers a documented technical foundation for sizing a suitable bass-reflex enclosure.\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e76 mm moving coil, or 3 inches.\u003c\/li\u003e\n\n\u003cli\u003eTriple-magnet motor structure.\u003c\/li\u003e\n\n\u003cli\u003eTaller upper surround, attached to the cone with double stitching.\u003c\/li\u003e\n\n\u003cli\u003eMultilayer lower surround for moving coil guidance.\u003c\/li\u003e\n\n\u003cli\u003eRecommended bass-reflex enclosure volume: 3.0 to 6.0 cubic feet.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\u003c\/section\u003e\u003csection class=\"section\"\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable\u003e\u003ctbody\u003e\n\n\u003ctr\u003e\u003cth colspan=\"2\"\u003eIdentification and Power\u003c\/th\u003e\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eBrand\u003c\/td\u003e\n\n\u003ctd\u003eDD AUDIO\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eModel\u003c\/td\u003e\n\n\u003ctd\u003e715g-D4\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eReference\u003c\/td\u003e\n\n\u003ctd\u003eDD715g-D4\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eType\u003c\/td\u003e\n\n\u003ctd\u003eSubwoofer\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eRated Diameter\u003c\/td\u003e\n\n\u003ctd\u003e15 inches \/ 381 mm \/ approximately 38 cm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eRMS Power\u003c\/td\u003e\n\n\u003ctd\u003e2000 W\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003ePeak Power\u003c\/td\u003e\n\n\u003ctd\u003e4500 W\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eMoving Coil Diameter\u003c\/td\u003e\n\n\u003ctd\u003e3 inches \/ 76 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eImpedance\u003c\/td\u003e\n\n\u003ctd\u003eD4: 2 × 4-Ohm dual voice coil\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eMotor\u003c\/td\u003e\n\n\u003ctd\u003eTriple-magnet structure\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003ePackaging\u003c\/td\u003e\n\n\u003ctd\u003e1 piece\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eWeight\u003c\/td\u003e\n\n\u003ctd\u003e20 kg\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\u003cth colspan=\"2\"\u003eAcoustic and Mechanical Parameters\u003c\/th\u003e\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003ePiston Diameter\u003c\/td\u003e\n\n\u003ctd\u003e12.75 inches\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eFs\u003c\/td\u003e\n\n\u003ctd\u003e30 Hz\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eQms\u003c\/td\u003e\n\n\u003ctd\u003e6.463\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eQes\u003c\/td\u003e\n\n\u003ctd\u003e0.578\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eQts\u003c\/td\u003e\n\n\u003ctd\u003e0.514\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eVas\u003c\/td\u003e\n\n\u003ctd\u003e65.47 liters\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eXmech\u003c\/td\u003e\n\n\u003ctd\u003e100 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eXmax\u003c\/td\u003e\n\n\u003ctd\u003e30 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\u003cth colspan=\"2\"\u003eDimensions and Bass-Reflex Enclosure\u003c\/th\u003e\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eOuter Frame Diameter\u003c\/td\u003e\n\n\u003ctd\u003e15.375 inches\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eOuter Frame Diameter with Gasket\u003c\/td\u003e\n\n\u003ctd\u003e15.563 inches\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eMounting Diameter\u003c\/td\u003e\n\n\u003ctd\u003e13.875 inches\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eMounting Depth\u003c\/td\u003e\n\n\u003ctd\u003e10 inches\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eMotor Diameter\u003c\/td\u003e\n\n\u003ctd\u003e7.562 inches\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eMotor Depth\u003c\/td\u003e\n\n\u003ctd\u003e4.625 inches\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eSubwoofer Displacement\u003c\/td\u003e\n\n\u003ctd\u003e0.23 cubic feet\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eRecommended Bass-Reflex Enclosure Volume\u003c\/td\u003e\n\n\u003ctd\u003e3.0 to 6.0 cubic feet\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/section\u003e\u003csection class=\"section\"\u003e\u003ch2\u003eWhy Choose It\u003c\/h2\u003e\n\n\u003cul\u003e\n\n\u003cli\u003eFor a bass installation around a 38 cm subwoofer accepting 2000 W RMS.\u003c\/li\u003e\n\n\u003cli\u003eFor the D4 2 × 4-Ohm dual voice coil configuration, distinct from the D2 version.\u003c\/li\u003e\n\n\u003cli\u003eTo benefit from the mechanical improvements of the G Series: reinforced motor and surrounds adapted to the excursion.\u003c\/li\u003e\n\n\u003cli\u003eTo design a bass-reflex enclosure using the provided Thiele-Small parameters and mounting dimensions.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\u003c\/section\u003e\n\n\u003c\/div\u003e","brand":"DD audio","offers":[{"title":"Default Title","offer_id":55016280260931,"sku":"DD715g-D4","price":439.12,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0890\/6247\/4051\/files\/715g-subwoofer-03-2.jpg?v=1793795990","url":"https:\/\/soundautoconcept.com\/en\/products\/dd-audio-715g-d4-subwoofer-38-cm-2000-wrms-2-x-4-ohm","provider":"Sound Auto Concept","version":"1.0","type":"link"}