{"product_id":"cinema-d4040","title":"D4040 — 影院功率放大器","description":"\u003cp\u003eD2040 \/ D2060 \/ D4040 \/ D4060 是同一 D 类数字放大平台上的四款型号，提供双通道与四通道配置，用于驱动主动分频银幕主声道的低频与中\/高频模块，以及环绕声道和次低音音箱。四款共用同一输入\/输出平台与保护设计，区别在于通道数与输出功率等级。\u003c\/p\u003e\u003cp\u003e双通道型号适合成对驱动银幕主声道与次低音音箱；四通道型号适合分组驱动环绕声道。开关电源与 D 类拓扑使机箱保持轻量——净重 4.5–5.2 kg——适合机柜承重或散热受限的场合。\u003c\/p\u003e","brand":"SOVOX","offers":[{"title":"Default Title","offer_id":54119206060216,"sku":"D4040","price":0.0,"currency_code":"CNY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0898\/3648\/6840\/files\/D4040_photo_461b3ae0-a072-44d8-93af-66f9ea22742e.png?v=1789642523","url":"https:\/\/www.sovox.com\/zh-cn\/products\/cinema-d4040","provider":"SOVOX","version":"1.0","type":"link"}