{"product_id":"sundown-audio-x-v4-15-single-bundle-baltic-birch","title":"Sundown Audio X v4 15 Single Bundle (Baltic Birch)","description":"\u003cdiv style=\"border:1px solid #e6e6e6;border-left:4px solid #d51817;background:#fbfbfb;color:#1a1a1a;border-radius:8px;padding:16px 18px;\"\u003e\n\u003cp\u003e\u003cstrong\u003eHow this package ships\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo separate deliveries.\u003c\/strong\u003e Your subwoofer ships from JS Ultimate Sounds and usually arrives first.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeparate tracking numbers.\u003c\/strong\u003e You will get one for each delivery, so a tracking link showing only part of your order is normal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThe enclosure is built to order\u003c\/strong\u003e by Basshead Supply and ships direct from them in about 2 to 3 weeks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThe subwoofer is not pre-installed.\u003c\/strong\u003e You mount it in the enclosure once both have arrived.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThe enclosure arrives finished\u003c\/strong\u003e in a gray stain, ready to install.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003cp\u003e\u003cstrong\u003eWhat is included\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e(1) Sundown Audio X-Series XV4 15\" 3000W RMS Subwoofer\u003c\/li\u003e\n\u003cli\u003e(1) Sundown Audio XV4 15\" Single Ported Subwoofer Enclosure, Baltic Birch\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003ePriced 10% below buying the subwoofer and enclosure separately.\u003c\/p\u003e\u003cp\u003eChoose your impedance below.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eSundown Audio X-Series XV4 15\" 3000W RMS Subwoofer\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower\u003c\/strong\u003e — 3,000W RMS \/ 6,000W peak\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoice Coil\u003c\/strong\u003e — X v.4 coils, available Dual 1Ω or Dual 2Ω\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eXmax\u003c\/strong\u003e — 30mm for strong linear excursion\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended Enclosure\u003c\/strong\u003e — Ported 4.25 cu ft @ 32Hz\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eThis Listing Includes:\u003c\/strong\u003e (1) Sundown Audio X-Series XV4 15″ Subwoofer\u003c\/p\u003e\u003cp\u003eThe Sundown Audio XV4 15″ subwoofer delivers extreme power handling with the advanced X v.4 coil design, rated 3,000W RMS and 6,000W peak for clean, distortion-free output at high volume. A durable 9.25″ motor and a 72.58 in² cone area provide deep lows and strong air displacement, while 30mm of Xmax keeps excursion linear. It performs best in a ported enclosure of 4.25 cu ft tuned to 32Hz but can be customized for complex box designs like 4th-order setups. Available in Dual 1Ω or Dual 2Ω, it’s built for audiophiles and competitors chasing solid bass impact. \u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e15″ high-performance subwoofer with X v.4 coils\u003c\/li\u003e\n\u003cli\u003e3,000W RMS \/ 6,000W peak power handling\u003c\/li\u003e\n\u003cli\u003e30mm Xmax for strong linear excursion\u003c\/li\u003e\n\u003cli\u003eOptimized motor design (9.25″ diameter), 72.58 in² cone area\u003c\/li\u003e\n\u003cli\u003eRecommended ported box: 4.25 cu ft @ 32Hz\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eRMS Power\u003c\/td\u003e\n\u003ctd\u003e3,000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeak Power\u003c\/td\u003e\n\u003ctd\u003e6,000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImpedance\u003c\/td\u003e\n\u003ctd\u003eDual 1Ω or Dual 2Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoice Coil\u003c\/td\u003e\n\u003ctd\u003eX v.4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eXmax\u003c\/td\u003e\n\u003ctd\u003e30mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor Diameter\u003c\/td\u003e\n\u003ctd\u003e9.25″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCone Area\u003c\/td\u003e\n\u003ctd\u003e72.58 in²\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended Enclosure\u003c\/td\u003e\n\u003ctd\u003ePorted, 4.25 cu ft @ 32Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003chr\u003e\u003ch2\u003eSundown Audio XV4 15\" Single Ported Subwoofer Enclosure\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNet Volume\u003c\/strong\u003e - 4.25 cu ft\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTuning\u003c\/strong\u003e - 30.0 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePort Area\u003c\/strong\u003e - 62.0 sq in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSub Cutout\u003c\/strong\u003e - 13.93\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction\u003c\/strong\u003e - 1\" (24mm) plywood construction\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eThis Listing Includes:\u003c\/strong\u003e (1) Basshead Supply ported enclosure for the Sundown Audio XV4 15\" subwoofer\u003c\/p\u003e\u003cp\u003eThis enclosure is custom built specifically for the Sundown Audio XV4 15\" subwoofer. Basshead Supply's Performance Series enclosures are subwoofer-specific boxes engineered for strong, clean output, built with a refined assembly process that leaves no visible screw holes. Every box is glued with Titebond III and internally braced, then pre-wired with a recessed satin-nickel binding post and OFC 10-gauge wire - built by hand in the USA. Custom built to order by Basshead Supply and shipped directly from them, about 2 to 3 weeks.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e1\" (24mm) plywood construction\u003c\/li\u003e\n\u003cli\u003e17 ply birch veneer construction\u003c\/li\u003e\n\u003cli\u003eGray stained finish\u003c\/li\u003e\n\u003cli\u003eRefined assembly - no visible screw holes\u003c\/li\u003e\n\u003cli\u003eGlued with Titebond III and internally braced\u003c\/li\u003e\n\u003cli\u003ePre-wired recessed satin-nickel binding post with OFC 10-gauge wire\u003c\/li\u003e\n\u003cli\u003eBuilt by hand in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eNet Volume\u003c\/td\u003e\n\u003ctd\u003e4.25 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eTuning\u003c\/td\u003e\n\u003ctd\u003e30.0 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003ePort Area\u003c\/td\u003e\n\u003ctd\u003e62.0 sq in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003ePort Dimensions\u003c\/td\u003e\n\u003ctd\u003e16.0\" x 3.875\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eSub Cutout\u003c\/td\u003e\n\u003ctd\u003e13.93\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eConstruction\u003c\/td\u003e\n\u003ctd\u003e1\" (24mm) plywood construction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eFinish\u003c\/td\u003e\n\u003ctd\u003eGray stained finish\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eWiring\u003c\/td\u003e\n\u003ctd\u003ePre-wired metal binding post with 10ga OFC wire\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eDimensions (HxWxD)\u003c\/td\u003e\n\u003ctd\u003e18.0\" x 32.0\" x 23.0\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"Sundown Audio","offers":[{"title":"D2","offer_id":67531915788333,"sku":null,"price":1568.68,"currency_code":"USD","in_stock":true},{"title":"D1","offer_id":67531915821101,"sku":null,"price":1568.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/1-6pSJJUzEYiLhLNyaVUclPcKgwZjeONL_s0.jpg?v=1789994424","url":"https:\/\/www.jsultimatesounds.com\/products\/sundown-audio-x-v4-15-single-bundle-baltic-birch","provider":"JS Ultimate Sounds","version":"1.0","type":"link"}