{"product_id":"d-b-audiotechnik-21s-subwoofer","title":"d\u0026b audiotechnik 21S Subwoofer","description":"\u003ch2\u003ed\u0026amp;b audiotechnik 21S Subwoofer Installation Specific High Performance Subwoofer with Compact Footprint\u003c\/h2\u003e\n\u003cp\u003eThe 21S-Sub is a high-performance subwoofer designed to complement xS-Series and xA-Series loudspeakers. It features a long excursion 21\" driver in a bass-reflex design.\u003c\/p\u003e\n\u003cp\u003eThe 21S-Sub is designed to be \u003cspan\u003ecomplement other d\u0026amp;b subwoofers by extending the frequency response of the system down to 33Hz, when in INFRA mode. Also, the subwoofer can be ground stacked or flown.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe 21S-Sub is available weather-resistant.\u003c\/p\u003e\n\u003ch3\u003eFeatures:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eComponents: 2 x 12\"\/1.4\"\u003c\/li\u003e\n\u003cli\u003eDispersion: 110° x 45°\u003c\/li\u003e\n\u003cli\u003eSPLmax: 137 dB\u003c\/li\u003e\n\u003cli\u003eWeight: 33 kg \/ 73 lb\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSystem data:\n\u003cul\u003e\n\u003cli\u003eFrequency response (-5 dB standard): 35Hz – 105Hz\u003c\/li\u003e\n\u003cli\u003eFrequency response (-5 dB INFRA mode): 33Hz – 85Hz\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eMax. sound pressure:\n\u003cul\u003e\n\u003cli\u003eD20\/30D amplifier: 134dB\u003c\/li\u003e\n\u003cli\u003eD80 amplifier: 135dB\u003c\/li\u003e\n\u003cli\u003eCabinets per amplifier channel: 1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eLoudspeaker data:\n\u003cul\u003e\n\u003cli\u003eConfiguration: Installation-specific high-performance subwoofer with a compact footprint\u003c\/li\u003e\n\u003cli\u003eNominal impedance: 4 ohm\u003c\/li\u003e\n\u003cli\u003ePower handling capacity (RMS\/peak 10ms): 650\/2600W\u003c\/li\u003e\n\u003cli\u003eComponents: 21″ driver with neodymium magnet\u003c\/li\u003e\n\u003cli\u003eConnections: Faston connector type 2\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eDimensions \/ Weight (H x W x D) (Approx.):\n\u003cul\u003e\n\u003cli\u003eHeight: 43-5\/16″\u003c\/li\u003e\n\u003cli\u003eWidth: 22-13\/16″\u003c\/li\u003e\n\u003cli\u003eDepth: 20-11\/16″\u003c\/li\u003e\n\u003cli\u003eWeight: 119 lb. \/ 54 kg\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAmplifiers:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/shop.solotech.com\/en-uk\/products\/d-b-audiotechnik-d20-four-channel-amplifier-1?_pos=5\u0026amp;_sid=2e5472550\u0026amp;_ss=r?variant=47213844562114\"\u003ed\u0026amp;b audiotechnik D20 Amplifiers\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/shop.solotech.com\/en-uk\/products\/d-b-audiotechnik-d40-amplifier?_pos=1\u0026amp;_sid=49ec1a792\u0026amp;_ss=r?variant=44117189951682\"\u003ed\u0026amp;b audiotechnik D40 Amplifier\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/shop.solotech.com\/en-uk\/products\/d-b-audiotechnik-d80-amplifier?_pos=1\u0026amp;_sid=cfa415f71\u0026amp;_ss=r?variant=44536888819906\"\u003ed\u0026amp;b audiotechnik D80 Amplifier\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/shop.solotech.com\/en-uk\/products\/d-b-audiotechnik-d25-amplifier?_pos=3\u0026amp;_sid=c7edafb31\u0026amp;_ss=r?variant=45816006344898\"\u003ed\u0026amp;b audiotechnik D25 Amplifier\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/shop.solotech.com\/en-uk\/products\/d-b-audiotechnik-d90-amplifier?_pos=1\u0026amp;_sid=218e9ed84\u0026amp;_ss=r?variant=44688466870466\"\u003ed\u0026amp;b audiotechnik D90 Amplifier\u003c\/a\u003e\u003ca href=\"https:\/\/shop.solotech.com\/en-uk\/products\/d-b-audiotechnik-5d-amplifier?_pos=1\u0026amp;_sid=c13961927\u0026amp;_ss=r?variant=43238286852290\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/shop.solotech.com\/en-uk\/products\/d-b-audiotechnik-30d-amplifier?_pos=7\u0026amp;_sid=5a32f5368\u0026amp;_ss=r?variant=47239967146178\"\u003ed\u0026amp;b audiotechnik 30D Amplifier\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/shop.solotech.com\/en-uk\/products\/d-b-audiotechnik-40d-amplifier?_pos=15\u0026amp;_sid=a2b99d830\u0026amp;_ss=r?variant=47210048749762\"\u003ed\u0026amp;b audiotechnik 40D Amplifier\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/shop.solotech.com\/en-uk\/products\/d-b-audiotechnik-25d-amplifier?_pos=3\u0026amp;_sid=dfef29007\u0026amp;_ss=r?variant=45815993467074\"\u003ed\u0026amp;b audiotechnik 25D Amplifier \u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ciframe width=\"815\" height=\"458\" src=\"https:\/\/www.youtube.com\/embed\/Tx9_aC5YcyI\" title=\"24S, 24S-D, 21S-SUB loudspeakers\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"d\u0026b audiotechnik","offers":[{"title":"Default Title","offer_id":45816825413826,"sku":"Z1613.000","price":0.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0277\/2631\/5568\/files\/csm_dbaudio-21s-sub-subwoofer-front-upright_1a46abb72f.webp?v=1760627963","url":"https:\/\/shop.solotech.com\/en-uk\/products\/d-b-audiotechnik-21s-subwoofer","provider":"Solotech","version":"1.0","type":"link"}