{"product_id":"jbl-691991000751-jbl-srx828sp-dual-18-inch-powered-subwoofer-subwoofer","title":"JBL SRX828SP Dual 18-inch Powered Subwoofer","description":"\u003ch1\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eJBL SRX828SP Dual 18-inch Powered Subwoofer\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e\u003cem\u003e\u003cspan style=\"text-decoration: underline;\"\u003eFEATURES\u003c\/span\u003e\u003c\/em\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e• Full User-Configurable DSP — \u003c\/strong\u003eOnboard 400 MHz SHARC DSP with 20 parametric EQ bands, up to 2 s delay, signal generators, input mixing, amplifier monitoring, and 50 recallable presets for precise tuning.\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e• HiQnet Network Control — \u003c\/strong\u003eSeamless system control via Ethercon (wired) or compatible network apps (iOS\/Android\/Mac\/PC) using JBL HiQnet Audio Architect or HiQnet Motion apps.\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e• Purposeful Professional Design — \u003c\/strong\u003eRugged plywood enclosure with ergonomic handles, M10 suspension points, indexed feet, and pole\/tripod mount capability for flexible deployment.\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e• Self-Powered Dual 18″ Subwoofer System — \u003c\/strong\u003eIntegrated amplification eliminates the need for an external amp, making setup faster and cleaner for live sound or installations. \u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e• Premium JBL Transducers — \u003c\/strong\u003eTwo 18″ Differential Drive® woofers with 3″ voice coils provide powerful, extended low-frequency response and low distortion.\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e• DriveCore Amplification by Crown —\u003c\/strong\u003e Built-in Crown Class-D amplifier delivers up to 2,000 W peak (1,500 W continuous) with high headroom and low distortion. \u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e• Massive Bass Output — \u003c\/strong\u003eDelivers up to 141 dB SPL, capable of deep, impactful low frequencies for large venues and demanding audiences.\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e• JBL Engineered Application Presets — \u003c\/strong\u003eReady-to-use tunings that integrate with JBL touring systems like Vertec and VTX. \u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e• Broad Frequency Coverage — \u003c\/strong\u003eFrequency range down to approximately 29 Hz (–10 dB) providing deep bass extension.\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e• Integrated LCD Screen \u0026amp; Back-Panel Controls — \u003c\/strong\u003eSimplifies local configuration and visibility even in low light.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cem\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eSPECIFICATIONS\u003c\/span\u003e\u003c\/strong\u003e\u003c\/em\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e• Digital Signal Processing - \u003c\/strong\u003eFull user-configurable 400 MHz DSP with parametric EQ, delay, signal generators, input mixing, amplifier monitoring, and up to 50 user presets.\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e• Network Control -\u003c\/strong\u003e HiQnet integration via Ethercon (wired) and wireless control options for apps (Audio Architect, HiQnet Motion).\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e• Amplifier Type -\u003c\/strong\u003e Crown DriveCore Class-D integrated amplification with high efficiency and low distortion.\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e• Low-Frequency Drivers - \u003c\/strong\u003e2 × 18″ JBL Differential Drive® woofers (model 2279F) with 3″ voice coils.\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e• System Type - \u003c\/strong\u003eSelf-powered dual 18″ subwoofer system with integrated amplification and DSP. \u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e• Construction -\u003c\/strong\u003e 18 mm plywood with durable finish; powder-coated grille.\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e• Dimensions (H × W × D) - \u003c\/strong\u003e22.6″ × 47.4″ × 26.8″  (~574 × 1205 × 681 mm)\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e• Inputs - \u003c\/strong\u003e2 × combo XLR-¼″ balanced\/unbalanced line inputs.\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e• Frequency Control - \u003c\/strong\u003eUp to ~2 s alignment delay.\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e• Power Rating: \u003c\/strong\u003e- 1,500 W Continuous (750 W × 2)\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e                           - 2,000 W Peak (1,000 W × 2)\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e• Frequency Response (±3 dB) - \u003c\/strong\u003e35 Hz – 120 Hz. \u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e• Frequency Range (-10 dB) - \u003c\/strong\u003e~29 Hz – 150 Hz. \u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e• Outputs - \u003c\/strong\u003e2 × XLR line-through outputs. \u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e• Enclosure Type - \u003c\/strong\u003eBass-reflex subwoofer. \u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e• Handles - \u003c\/strong\u003e8 rugged ergonomic handles. \u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e• Maximum SPL (Peak) - \u003c\/strong\u003e141 dB. \u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e• Crossover Frequency - \u003c\/strong\u003e~80 Hz. \u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e• Weight - \u003c\/strong\u003e145 lb  (65.9 kg)\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e• UPC - \u003c\/strong\u003e691991000751\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cem\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eIN THE BOX\u003c\/strong\u003e\u003c\/span\u003e\u003c\/em\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e• 1 × SRX828SP subwoofer\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e• 1 × 10′ (3 m) IEC power cable\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e• 1 × Owner's Guide\u003c\/span\u003e\u003c\/p\u003e","brand":"JBL","offers":[{"title":"Default Title","offer_id":51846682902802,"sku":null,"price":2699.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0029\/7998\/7515\/files\/SRX828SP_-_Dual_18-inch_Passive_Subwoofer_2.png?v=1767388124","url":"https:\/\/www.allthissound.com\/products\/jbl-691991000751-jbl-srx828sp-dual-18-inch-powered-subwoofer-subwoofer","provider":"All.This.Sound","version":"1.0","type":"link"}