{"product_id":"qsc-ls218-subwoofer","title":"QSC LS218 Powered Dual 18-inch Subwoofer","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eMeet the LS218, a powerhouse active subwoofer engineered for maximum versatility and performance. This intelligent system combines cutting-edge technology with straightforward deployment, making it ideal for everything from portable setups to complex fixed installations and high-demand AV productions. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBuilt with dual 18-inch drivers and a 5000W Class D amplifier, the LS218 delivers exceptional low-frequency power with 141 dB peak SPL output while maintaining energy efficiency. QSC's Acoustic Linear Phase (ALP) design ensures seamless integration with other QSC loudspeakers, creating coherent sound across your entire venue.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eConfigure two or more units in cardioid mode to maximize bass output while controlling unwanted energy around the sides and rear. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eControl and monitor everything with ease using the SysNav App, which provides comprehensive system design, configuration, and signal processing capabilities. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNetwork-ready with Dante audio-over-IP and Q-SYS integration, the LS218 connects via daisy-chain analog, digital, and PowerCON TRUE1 AC connections. Deploy vertically or horizontally using M20 pole receivers or array frame adapters—compatible with LA108 and LA112 line array systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBuilt to last with a rugged wooden enclosure and protective Polyurea coating, backed by QSC's 6-year warranty when registered within 30 days of purchase.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eVery high SPL output (141 dB peak) with impressive low frequency performance\u003c\/li\u003e\n\u003cli\u003eTwo 18-inch (460 mm) long excursion direct radiating driver\u003c\/li\u003e\n\u003cli\u003eEnergy-efficient, 5000 W peak power Class D amplifier module with Power Factor Correction and extremely low AC consumption\u003c\/li\u003e\n\u003cli\u003eAcoustic Linear Phase (ALP) design provides complementary coherence between QSC loudspeakers deployed in the same audio system delivering a uniform listening experience across the entire venue\u003c\/li\u003e\n\u003cli\u003eQSC SysNav™ (System Navigator) App allows the user to easily design, configure, control, monitor and apply signal processing to individual subwoofers, full arrays or groupings of both. Network solution includes digital audio-over-IP (Dante ®) for interoperability with other audio equipment and seamless control and monitoring integration into the Q-SYS Ecosystem via Q-SYS Inventory Extensions\u003c\/li\u003e\n\u003cli\u003eOmni-directional or cardioid radiation modes (cardioid setup requires min. 2 units)\u003c\/li\u003e\n\u003cli\u003eSelectable DEEP™ mode for extremely low frequency extension\u003c\/li\u003e\n\u003cli\u003eRugged wooden enclosure with Polyurea coating for lasting durability\u003c\/li\u003e\n\u003cli\u003eVertical or horizontal deployments (M20 threaded pole receivers) combined with array frame\/ground-stack adapters or loudspeaker poles.\u003c\/li\u003e\n\u003cli\u003eComplemented by LA108 and LA112 active line array loudspeakers\u003c\/li\u003e\n\u003cli\u003e6 Year Warranty when registered within 30 days of purchase\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cstrong\u003eUPC\u003cspan class=\"colon\"\u003e:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan itemprop=\"gtin12\"\u003e684284094896\u003cbr\u003e\u003cstrong\u003eModel: \u003c\/strong\u003eTMP-LS218\u003c\/span\u003e\u003cspan itemprop=\"gtin12\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan itemprop=\"gtin12\"\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/6z520Ah-QIE?si=3ufRU-wrLRHLBbfd\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cdiv class=\"container-table-well\"\u003e\n\u003cdiv class=\"container-table\" data-pane=\"\"\u003e\n\u003ctable border=\"0\" cellpadding=\"0\" cellspacing=\"0\" class=\"contenttable\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"align-left\" scope=\"row\"\u003eModel\u003c\/th\u003e\n\u003cth class=\"align-left\" scope=\"col\"\u003eLS218\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eConfiguration\u003c\/td\u003e\n\u003ctd\u003eDirect radiating, active subwoofer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLF Transducer\u003c\/td\u003e\n\u003ctd\u003e(2x) 460 mm (18-inch), cone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Response (-6 dB)\u003c\/td\u003e\n\u003ctd\u003e35 - 98 Hz (DEEP™ 32 - 98Hz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Range (-10 dB)\u003c\/td\u003e\n\u003ctd\u003e33 - 111 Hz (DEEP™ 29 - 111Hz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Coverage Angle\u003c\/td\u003e\n\u003ctd\u003eOmni-directional or cardioid radiation modes (cardioid setup requires min. 2 units)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Rated SPL\u003csup\u003e1\u003c\/sup\u003e (peak)\u003c\/td\u003e\n\u003ctd\u003e141 dB @1 m (peak)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmplifier (peak)\u003c\/td\u003e\n\u003ctd\u003eClass D, 5000 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCooling\u003c\/td\u003e\n\u003ctd\u003eLow noise, variable speed fan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControls\u003c\/td\u003e\n\u003ctd\u003eRotary push encoder\u003cbr\u003e2 x Push buttons (Menu, ID)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay Screen\u003c\/td\u003e\n\u003ctd\u003e61 mm (2.4-inch) Full color display area (240 x 320 pixels)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIndicators\u003c\/td\u003e\n\u003ctd\u003ePower LED\u003cbr\u003eLimiter active LED\u003cbr\u003eStandby active LED\u003cbr\u003e2 x Signal LED\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnectors\u003c\/td\u003e\n\u003ctd\u003eXLR Female (Analog In)\u003cbr\u003eXLR Male (Analog Thru)\u003cbr\u003e2 x RJ45 EtherCON (Dante\u003csup\u003e®\u003c\/sup\u003e and QSC SysNav™ In\/Thru)\u003cbr\u003e2 x PowerCON TRUE1 (AC Power Inlet\/Outlet)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC Power Input\u003c\/td\u003e\n\u003ctd\u003eUniversal power supply 100–240 VAC, 50–60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC Power Consumption\u003csup\u003e2\u003c\/sup\u003e\n\u003c\/td\u003e\n\u003ctd\u003e100-240 V @ 3.7 A-1.8 A 50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure Material\u003c\/td\u003e\n\u003ctd\u003e15 mm birch plywood with Polyurea coating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eBlack (RAL 9011)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrille\u003c\/td\u003e\n\u003ctd\u003e16 GA Powder coated steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (H × W × D)\u003cbr\u003e\u003cem\u003e(Without Casters)\u003c\/em\u003e\n\u003c\/td\u003e\n\u003ctd\u003e638 × 1023 × 696 mm\u003cbr\u003e25.1 × 40.3 × 27.4 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCarton Dimensions (H×W×D)\u003c\/td\u003e\n\u003ctd\u003e1200 × 800 × 724 mm\u003cbr\u003e47.2 × 31.5 × 28.5 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet Weight\u003c\/td\u003e\n\u003ctd\u003e83.5 kg (184 lb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Weight\u003c\/td\u003e\n\u003ctd\u003e96.6 kg (213 lb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Accessories\u003c\/td\u003e\n\u003ctd\u003e1 x PowerCON TRUE1 power cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptional Accessories\u003c\/td\u003e\n\u003ctd\u003eCASTER KIT-L, SP-16X, SP-26, SP-36, 218-CVR, 218-CVRX, 218-CART, M10 KIT-W, LS-KIT-J\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Chemistry\u003c\/td\u003e\n\u003ctd\u003eLithium manganese dioxide\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRegulatory\u003c\/td\u003e\n\u003ctd\u003eCE, WEEE, UL, China RoHS, RoHS II, FCC Class B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCalifornia Prop 65 \u003ca href=\"https:\/\/www.qscaudio.com\/california-proposition-65\/\"\u003eⓘ\u003c\/a\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cimg height=\"53\" src=\"https:\/\/www.qscaudio.com\/fileadmin\/images\/2025\/CA_warning.svg\" width=\"20\"\u003e\u003ca data-width=\"1000\" data-modal-link=\"\" href=\"https:\/\/www.qscaudio.com\/products-solutions\/loudspeakers\/portable\/powered\/powered-line-array-loudspeakers\/l-class-line-array-system\/ls218\/#c272720\" class=\"cboxElement\"\u003eWarning Information\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp class=\"typography-small\"\u003e \u003c\/p\u003e\n\u003cp class=\"typography-small\"\u003e \u003c\/p\u003e\n\u003ch5 class=\"typography-small\"\u003e\n\u003csup\u003e1\u003c\/sup\u003e Measured at 1 meter, on-axis, in half-space using Pink Noise, Crest Factor 10 dB unweighted.\u003cbr\u003e\u003cbr\u003e\u003csup\u003e2\u003c\/sup\u003e 1\/8 power is representative of current draw with typical music program material with occasional clipping.\u003c\/h5\u003e\n\u003ch5 class=\"typography-small\"\u003eDante is a registered trademark of Audinate Pty Ltd. EtherCON and PowerCON are registered trademarks of Neutrik.\u003c\/h5\u003e\n\u003ch5 class=\"typography-small\"\u003eWindows is a registered trademark of Microsoft. MacOS and iOS are registered trademarks of Apple.\u003c\/h5\u003e\n\u003ch5 class=\"typography-small\"\u003eSpecifications subject to change without prior notice.\u003c\/h5\u003e\n\u003cp class=\"typography-small\"\u003e \u003c\/p\u003e\n\u003cp class=\"typography-small\"\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"QSC","offers":[{"title":"Default Title","offer_id":50493616455783,"sku":null,"price":4499.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1302\/2875\/files\/QSC-LS218-Subwoofer.jpg?v=1792263506","url":"https:\/\/shop.proavsource.com\/products\/qsc-ls218-subwoofer","provider":"Pro AV Source","version":"1.0","type":"link"}