{"product_id":"jbl-control-28-1-professional-indoor-outdoor-8-background-foreground-speaker-70v-100v-8ω","title":"JBL Control 28-1 Professional Indoor\/Outdoor 8\" Background \u0026 Foreground Speaker | 70V\/100V | 8Ω","description":"\u003cdiv class=\"text-base my-auto mx-auto [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv dir=\"auto\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003e\u003cstrong\u003eJBL Control 28-1 Professional Indoor\/Outdoor Speaker\u003c\/strong\u003e\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eJBL Control 28-1\u003c\/strong\u003e is a professional 2-way 8-inch loudspeaker designed for high-output indoor and outdoor background and foreground music applications. Featuring a \u003cstrong\u003ewoven fiberglass woofer\u003c\/strong\u003e, \u003cstrong\u003ePEI diaphragm tweeter with fluid cooling\u003c\/strong\u003e, and wide \u003cstrong\u003e100° × 100° coverage\u003c\/strong\u003e, it delivers powerful and consistent sound for demanding commercial installations.\u003c\/p\u003e\n\u003cp\u003eIts weather-resistant construction and built-in \u003cstrong\u003eInvisiBall® mounting system\u003c\/strong\u003e provide reliable performance and flexible installation options. The Control 28-1 supports both \u003cstrong\u003e8Ω low-impedance operation\u003c\/strong\u003e and \u003cstrong\u003e70V\/100V distributed audio systems\u003c\/strong\u003e through its built-in multi-tap transformer.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e• 8\" woven fiberglass cone woofer\u003cbr\u003e• 1\" PEI diaphragm tweeter with fluid cooling\u003cbr\u003e• Contemporary high-design appearance\u003cbr\u003e• Built-in InvisiBall® mounting hardware\u003cbr\u003e• Optional U-bracket mounting support\u003cbr\u003e• Weather-resistant enclosure and transducers\u003cbr\u003e• Wide 100° × 100° coverage\u003cbr\u003e• 120W continuous power handling at 8Ω\u003cbr\u003e• 240W continuous program power\u003cbr\u003e• Built-in 60W 70V\/100V multi-tap transformer\u003cbr\u003e• Frequency range of 45Hz – 20kHz\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e• Model: JBL Control 28-1\u003cbr\u003e• Speaker Type: 2-Way Full-Range Loudspeaker\u003cbr\u003e• Low Frequency Driver: 200mm (8\") Woven Fiberglass Cone Woofer\u003cbr\u003e• High Frequency Driver: 25mm (1\") PEI Diaphragm Tweeter with Fluid Cooling\u003cbr\u003e• Frequency Range (-10dB): 45Hz – 20kHz\u003cbr\u003e• Frequency Response (±3dB): 62Hz – 16kHz\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePower Rating\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e• 120W Continuous Pink Noise\u003cbr\u003e• 240W Continuous Program\u003cbr\u003e• 480W Peak Continuous Pink Noise\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAudio Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e• Maximum SPL: 112dB Continuous \/ 118dB Peak\u003cbr\u003e• Sensitivity: 91dB (1W\/1m)\u003cbr\u003e• Coverage Angle: 100° × 100°\u003cbr\u003e• Directivity Factor (Q): 7.3\u003cbr\u003e• Directivity Index (DI): 8.3dB\u003cbr\u003e• Nominal Impedance: 8Ω\u003cbr\u003e• Crossover Type: 2nd Order Low-Pass, 1st Order High-Pass, plus Conjugate Shaping\u003cbr\u003e• Maximum Input Voltage: 27.5V RMS \/ 55.0V Peak\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTransformer Taps\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e• 70V: 60W \/ 30W \/ 15W \/ 7.5W\u003cbr\u003e• 100V: 60W \/ 30W \/ 15W\u003cbr\u003e• Insertion Loss: \u0026lt;0.94dB at any tap setting\u003cbr\u003e• Thru Setting: 8Ω Nominal\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRecommended Protective High-Pass Filter\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e• 45Hz High-Pass (24dB\/Oct) for 8Ω operation\u003cbr\u003e• 55Hz for 15W and 7.5W taps\u003cbr\u003e• 65Hz for 30W tap\u003cbr\u003e• 75Hz for 60W tap\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConstruction \u0026amp; Installation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e• Enclosure Material: High Impact Polystyrene (HIPS) with 10% glass fill and UV-resistant paint finish\u003cbr\u003e• Grille: Zinc-plated steel with durable TGIC polyester powder coating\u003cbr\u003e• Installation: InvisiBall® wall-mount system with two 6mm attachment points and secondary safety attachment loop\u003cbr\u003e• Connection: Screw-down terminal strip\u003cbr\u003e• Environmental Rating: IP-44\u003cbr\u003e• Environmental Rating with Optional Accessories: IP-55 with optional WeatherMax™ grille and MTC-PC2\/MTC-PC3 panel cover\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDimensions \u0026amp; Weight\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e• Dimensions (H × W × D): 386 × 282 × 219mm\u003cbr\u003e• Depth with InvisiBall® Bracket: 277mm\u003cbr\u003e• Net Weight: 6.8kg (Each)\u003cbr\u003e• Shipping Weight: 15.4kg\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIncluded Accessories\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e• InvisiBall® Wall Mounting System\u003cbr\u003e• 6mm × 180mm Hex Key\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z-0 flex min-h-[46px] justify-start\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1\"\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"RJN INTERNATIONAL","offers":[{"title":"Default Title","offer_id":45594691174509,"sku":null,"price":579.0,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0706\/4459\/6845\/files\/image_processing20260727-1-jhzld6.webp?v=1786365924","url":"https:\/\/rjninternational.sg\/products\/jbl-control-28-1-professional-indoor-outdoor-8-background-foreground-speaker-70v-100v-8%cf%89","provider":"RJN INTERNATIONAL","version":"1.0","type":"link"}