{"product_id":"jbl-prx418s-165211","title":"PRX418S","description":"\u003ch3\u003ePRX400: JBL's Approach to Accessible and High-Performance Passive Sound Reinforcement\u003c\/h3\u003e\u003cp\u003eThe PRX418S is part of the \u003cstrong\u003ePRX400\u003c\/strong\u003e series, a range of passive speakers designed to offer an excellent balance of \u003cstrong\u003epower\u003c\/strong\u003e, \u003cstrong\u003elinearity\u003c\/strong\u003e, and \u003cstrong\u003ereasonable budget\u003c\/strong\u003e. The idea is simple: to provide a solid foundation for building a reliable sound reinforcement system capable of covering various contexts (live music, club playback, retail, mobile performances), while maintaining natural sound reproduction and good intelligibility.\u003c\/p\u003e\u003cp\u003eWithin this range, the PRX418S serves as the system's foundation: paired with compatible satellites, the setup is rated to reach \u003cstrong\u003e135 dB at 1 m\u003c\/strong\u003e in system configuration, while maintaining controlled frequency response.\u003c\/p\u003e\u003ch3\u003eWho Is It For and What Are Its Uses? A Subwoofer Designed to \"Support\" a System\u003c\/h3\u003e\u003cp\u003eThe JBL PRX418S is aimed at users who want to \u003cstrong\u003eextend the low end\u003c\/strong\u003e of a passive system without complicating setup. In mobile sound, it provides the essential foundation for kick drums, bass guitars, and synths, while freeing satellite speakers from the most demanding frequencies. In fixed installation, it allows for building a more balanced sound distribution, with present yet clean bass even at sustained levels.\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003e35 mm pole socket\u003c\/strong\u003e is a real advantage for saving time on site: you mount a speaker on top of the sub, reduce floor footprint, and achieve more coherent projection. The PRX418S supports both simple configurations (powered mixer) and full racks with amplifier and processor, depending on the desired tuning precision.\u003c\/p\u003e\u003ch3\u003eDesign, Components, and Key Points for Professional Use\u003c\/h3\u003e\u003ch4\u003eAn 18-Inch Driver Designed for Useful Bass\u003c\/h4\u003e\u003cp\u003eThe PRX418S features a \u003cstrong\u003eJBL Selenium SWS1000W\u003c\/strong\u003e \u003cstrong\u003e457 mm (18-inch)\u003c\/strong\u003e driver, a size favored for delivering ample front bass while maintaining control. Its specified frequency response extends down to \u003cstrong\u003e35 Hz\u003c\/strong\u003e (-10 dB, EQ flat), effectively reinforcing the low end of the mix without artificially boosting the low-mids.\u003c\/p\u003e\u003ch4\u003eA Passive Architecture That Rewards Good Amplification\u003c\/h4\u003e\u003cp\u003eWith a \u003cstrong\u003enominal impedance of 8 ohms\u003c\/strong\u003e and a rated continuous power handling of up to \u003cstrong\u003e800 W\u003c\/strong\u003e, this subwoofer is designed to operate with serious amplification. The PRX400 series is also designed for quick deployment with amplifiers that include processing (filtering, limiting) to optimize multi-way configurations and protect the system at high levels.\u003c\/p\u003e\u003ch4\u003eReliability on Stage and in Installation\u003c\/h4\u003e\u003cp\u003eThe \u003cstrong\u003e18 mm plywood enclosure\u003c\/strong\u003e enhances mechanical rigidity and limits unwanted vibrations. The \u003cstrong\u003esteel grille\u003c\/strong\u003e protects the driver during repeated loading, and the \u003cstrong\u003eDuraFlex\u003c\/strong\u003e finish is suited to the demands of live performance. For fixed installation, the presence of \u003cstrong\u003eM10 suspension points\u003c\/strong\u003e facilitates integration while maintaining a solid, professional approach.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical specifications\u003c\/h2\u003e\n\u003cstyle\u003e@media(max-width:632px){table[data-wb-spec]{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr)}table[data-wb-spec] colgroup{display:none}table[data-wb-spec] tbody,table[data-wb-spec] tr{display:contents}table[data-wb-spec] td{display:block;overflow-wrap:anywhere;grid-row:var(--wb-l);background-color:var(--wb-lb)}table[data-wb-spec] td[data-r]{grid-row:var(--wb-r);background-color:var(--wb-rb)}table[data-wb-spec] td[colspan=\"2\"]{grid-column:1\/-1}table[data-wb-spec] td:empty{display:none}}\u003c\/style\u003e\n\u003ctable data-wb-spec style=\"width:100%;table-layout:fixed\"\u003e\n\u003ccolgroup\u003e\u003ccol style=\"width:25%\"\u003e\u003ccol style=\"width:25%\"\u003e\u003ccol style=\"width:25%\"\u003e\u003ccol style=\"width:25%\"\u003e\u003c\/colgroup\u003e\n  \u003ctr style=\"background-color:var(--wb-neutral-50);--wb-l:1;--wb-r:2;--wb-lb:var(--wb-neutral-50);--wb-rb:transparent\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eBluetooth\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003eNo\u003c\/td\u003e\u003ctd data-r colspan=\"2\"\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ctable data-wb-spec style=\"width:100%;table-layout:fixed\"\u003e\n\u003ccolgroup\u003e\u003ccol style=\"width:25%\"\u003e\u003ccol style=\"width:25%\"\u003e\u003ccol style=\"width:25%\"\u003e\u003ccol style=\"width:25%\"\u003e\u003c\/colgroup\u003e\n  \u003ctr style=\"background-color:transparent;--wb-l:1;--wb-r:9;--wb-lb:transparent;--wb-rb:transparent\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003e18-inch subwoofer\u003c\/td\u003e\u003ctd data-r style=\"text-align:left\"\u003e\u003cstrong\u003eProtective grille\u003c\/strong\u003e\u003c\/td\u003e\u003ctd data-r style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003esteel\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr style=\"background-color:var(--wb-neutral-50);--wb-l:2;--wb-r:10;--wb-lb:var(--wb-neutral-50);--wb-rb:var(--wb-neutral-50)\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eComponents\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003e1 x JBL Selenium SWS1000W 457 mm (18-inch)\u003c\/td\u003e\u003ctd data-r style=\"text-align:left\"\u003e\u003cstrong\u003eFinish\u003c\/strong\u003e\u003c\/td\u003e\u003ctd data-r style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003eDuraFlex\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr style=\"background-color:transparent;--wb-l:3;--wb-r:11;--wb-lb:transparent;--wb-rb:transparent\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eFrequency response\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003e35 Hz - 250 Hz (-10 dB, EQ flat)\u003c\/td\u003e\u003ctd data-r style=\"text-align:left\"\u003e\u003cstrong\u003eSuspension points\u003c\/strong\u003e\u003c\/td\u003e\u003ctd data-r style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003eM10\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr style=\"background-color:var(--wb-neutral-50);--wb-l:4;--wb-r:12;--wb-lb:var(--wb-neutral-50);--wb-rb:var(--wb-neutral-50)\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eSensitivity\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003e95 dB, 1W\/1m\u003c\/td\u003e\u003ctd data-r style=\"text-align:left\"\u003e\u003cstrong\u003eConnectors\u003c\/strong\u003e\u003c\/td\u003e\u003ctd data-r style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003e2 x Neutrik Combo Speakon NL2 \/ Jack\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr style=\"background-color:transparent;--wb-l:5;--wb-r:13;--wb-lb:transparent;--wb-rb:transparent\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eMax SPL\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003e124 dB SPL max\u003c\/td\u003e\u003ctd data-r style=\"text-align:left\"\u003e\u003cstrong\u003eSocket\u003c\/strong\u003e\u003c\/td\u003e\u003ctd data-r style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003e35 mm for satellite pole\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr style=\"background-color:var(--wb-neutral-50);--wb-l:6;--wb-r:14;--wb-lb:var(--wb-neutral-50);--wb-rb:var(--wb-neutral-50)\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eNominal impedance\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003e8 ohms\u003c\/td\u003e\u003ctd data-r style=\"text-align:left\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\u003ctd data-r style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003e536 x 615 x 678 mm\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr style=\"background-color:transparent;--wb-l:7;--wb-r:15;--wb-lb:transparent;--wb-rb:transparent\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eAmplification power\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003e800 W continuous\u003c\/td\u003e\u003ctd data-r style=\"text-align:left\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\u003ctd data-r style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003e36 kg\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr style=\"background-color:var(--wb-neutral-50);--wb-l:8;--wb-r:16;--wb-lb:var(--wb-neutral-50);--wb-rb:var(--wb-neutral-50)\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eEnclosure\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003e18 mm plywood\u003c\/td\u003e\u003ctd data-r colspan=\"2\"\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"JBL","offers":[{"title":"Default Title","offer_id":54360908169491,"sku":"165211","price":849.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/0872\/6803\/files\/0f70926fefbce78ed95db63de99756bb90d331ff_JBL_PRX_418S.jpg?v=1792629455","url":"https:\/\/woodbrass.shop\/products\/jbl-prx418s-165211","provider":"Woodbrass.com","version":"1.0","type":"link"}