{"product_id":"sonus-faber-gravis-iii-subwoofer","title":"Sonus faber Gravis III Subwoofer","description":"\u003cp\u003eA mid-range Gravis subwoofer, and the smallest model compatible with Sonus faber's optional wireless Gravis Transmitter.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWireless: compatible with the Gravis Transmitter accessory\u003c\/li\u003e\n\u003cli\u003eDriver and amplifier detail: refer to Sonus faber's tech sheet for exact figures before publishing full specs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sonus faber","offers":[{"title":"Default Title (Each)","offer_id":53150277370173,"sku":"SF-GRAVIS3","price":3000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1021\/5741\/8813\/files\/Screenshot2026-09-29at12.51.29PM.png?v=1790704293","url":"https:\/\/audio-concepts.com\/products\/sonus-faber-gravis-iii-subwoofer","provider":"AudioConcepts","version":"1.0","type":"link"}