{"product_id":"polk-audio-signature-elite-es12-powered-subwoofer-12-inch-black","title":"Polk Audio Signature Elite ES12 Powered Subwoofer 12-Inch Black","description":"The Polk Audio Signature Elite ES12 powered subwoofer delivers deep, impactful bass for home theater and music systems. It features a 12-inch long-throw woofer with a mineral-filled polymer cone, powered by a robust 300-watt Class D amplifier. The acoustically optimized MDF cabinet utilizes FEA-optimized internal bracing and dual front-firing Power Ports to minimize resonance and distortion. Time-Smart Phase Control ensures seamless integration with your existing speakers, allowing for precise 360-degree phase adjustment. Its sleek black vinyl finish and rounded corners provide a classic aesthetic that fits into any decor.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eWoofer Diameter\u003c\/strong\u003e: 12 inches\u003cbr\u003e\u003cstrong\u003eAmplifier Power\u003c\/strong\u003e: 300 Watts\u003cbr\u003e\u003cstrong\u003eAmplifier Type\u003c\/strong\u003e: Class D\u003cbr\u003e\u003cstrong\u003eFrequency Response\u003c\/strong\u003e: 18 Hz - 20 kHz\u003cbr\u003e\u003cstrong\u003eConnectivity\u003c\/strong\u003e: RCA\u003cbr\u003e\u003cstrong\u003eCabinet Material\u003c\/strong\u003e: MDF\u003cbr\u003e\u003cstrong\u003eColor\u003c\/strong\u003e: Black\u003cbr\u003e\u003cstrong\u003ePower Source\u003c\/strong\u003e: Corded Electric\u003cbr\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e: 51 lbs\u003cbr\u003e","brand":"Polk Audio","offers":[{"title":"Default Title","offer_id":44989945512143,"sku":"PLK_ES12SUB_BLK_NEW_SF","price":899.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/9767\/0607\/files\/816YN9uicAL._AC_SL1500.jpg?v=1776699421","url":"https:\/\/www.acousticsounddesign.com\/products\/polk-audio-signature-elite-es12-powered-subwoofer-12-inch-black","provider":"AcousticSoundDesign.com","version":"1.0","type":"link"}