{"product_id":"stage21-l-acoustics-sb28","title":"L-Acoustics SB28 Dual 18-inch Subwoofer | Pre-Owned","description":"The L-Acoustics SB28 is a high-output dual 18-inch passive subwoofer engineered for deep, controlled low-frequency reinforcement in touring, rental and large-scale install environments. Its pair of weather-resistant 18-inch transducers deliver impressive impact and headroom, supporting modern PA systems with authoritative sub-bass extension below 25 Hz and peak SPLs up to 140 dB. Built to L-Acoustics’ renowned standards, the SB28 combines robust construction with precise performance, making it a dependable choice for arenas, outdoor festivals and demanding live productions. This certified pre-owned unit has been fully tested and inspected by our technicians for reliable deployment. Supplied with a dolly and protective cover, it is straightforward to transport and protect on the road. Seamless integration with L-Acoustics arrays and system amplification ensures predictable results, while the enclosure’s footprint and rigging options suit a wide range of configurations, from ground-stacked cardioid arrays to large-format main systems. Ideal for professionals who need impactful, musical low end that stays tight and controlled across large audience areas.\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIncludes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eL-Acoustics SB28 subwoofer\u003c\/li\u003e\n  \u003cli\u003eDolly\u003c\/li\u003e\n  \u003cli\u003eProtective cover\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003csmall\u003e\u003cstrong\u003eSTAGE21.2.100.350\u003c\/strong\u003e\u003c\/small\u003e\u003c\/p\u003e","brand":"L-Acoustics","offers":[{"title":"Used Equipment","offer_id":64356862099833,"sku":null,"price":2702.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0288\/2260\/1776\/files\/comingsoon-soundsale_8ba071a3-8efa-4374-a3b3-c15f0cc407cd.webp?v=1787575697","url":"https:\/\/stage-experts.com\/products\/stage21-l-acoustics-sb28","provider":"Stage Experts Ltd","version":"1.0","type":"link"}