{"product_id":"hertz-uno-series-s-300-s4-12-in-300mm-250-watt-rms-4-ohm-svc-subwoofer","title":"Hertz S 300 S4","description":"\u003ch3 data-start=\"110\" data-end=\"157\"\u003e\u003cstrong data-start=\"114\" data-end=\"155\"\u003ePowerful Low-Frequency Performance\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"158\" data-end=\"557\"\u003eExperience rich, tight, and powerful bass with the Hertz UNO Series S-300-S4 12-inch subwoofer. Designed to deliver deep low-end response, this subwoofer utilizes a high-efficiency motor and a rigid pressed-paper cone to produce impactful bass with accuracy and control. Whether you're upgrading your factory system or building a custom setup, this sub delivers clean, distortion-free performance.\u003c\/p\u003e\n\u003ch3 data-start=\"559\" data-end=\"611\"\u003e\u003cstrong data-start=\"563\" data-end=\"609\"\u003eRugged Construction and Reliable Design\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"612\" data-end=\"969\"\u003eBuilt for durability, the S-300-S4 features a robust ferrite magnet, high-temperature voice coil, and a sturdy steel basket to withstand demanding use. The single 4-ohm voice coil configuration makes it easy to pair with a variety of amplifiers, offering consistent power handling and long-lasting performance for everyday listening or competition setups.\u003c\/p\u003e\n\u003ch3 data-start=\"971\" data-end=\"1026\"\u003e\u003cstrong data-start=\"975\" data-end=\"1024\"\u003eOptimized for Sealed and Ported Enclosures\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1027\" data-end=\"1365\"\u003eEngineered for versatility, the S-300-S4 performs exceptionally well in both sealed and ported enclosures, providing flexible installation options to suit your sound preference. In a sealed box, it delivers tight and accurate bass, while in a ported setup, it produces enhanced output and deeper extension for impactful low frequencies.\u003c\/p\u003e\n\u003chr data-start=\"1367\" data-end=\"1370\"\u003e\n\u003ch3 data-start=\"1372\" data-end=\"1393\"\u003e\u003cstrong data-start=\"1376\" data-end=\"1391\"\u003eHighlights:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1394\" data-end=\"2025\"\u003e\n\u003cli data-start=\"1394\" data-end=\"1447\"\u003e\n\u003cp data-start=\"1396\" data-end=\"1447\"\u003e12-inch (300mm) single 4-ohm voice coil subwoofer\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1448\" data-end=\"1497\"\u003e\n\u003cp data-start=\"1450\" data-end=\"1497\"\u003e250 watts RMS \/ 500 watts peak power handling\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1498\" data-end=\"1563\"\u003e\n\u003cp data-start=\"1500\" data-end=\"1563\"\u003eHigh-efficiency motor structure for precise bass reproduction\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1564\" data-end=\"1632\"\u003e\n\u003cp data-start=\"1566\" data-end=\"1632\"\u003eRigid pressed-paper cone ensures accurate low-frequency response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1633\" data-end=\"1696\"\u003e\n\u003cp data-start=\"1635\" data-end=\"1696\"\u003eDurable steel basket construction for long-term reliability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1697\" data-end=\"1757\"\u003e\n\u003cp data-start=\"1699\" data-end=\"1757\"\u003eOptimized suspension system for controlled cone movement\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1758\" data-end=\"1819\"\u003e\n\u003cp data-start=\"1760\" data-end=\"1819\"\u003eHigh-temperature voice coil for improved heat dissipation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1820\" data-end=\"1866\"\u003e\n\u003cp data-start=\"1822\" data-end=\"1866\"\u003eWorks in both sealed and ported enclosures\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1867\" data-end=\"1903\"\u003e\n\u003cp data-start=\"1869\" data-end=\"1903\"\u003eFrequency response: 28Hz – 300Hz\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1904\" data-end=\"1934\"\u003e\n\u003cp data-start=\"1906\" data-end=\"1934\"\u003eSensitivity: 89 dB (1W\/1m)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1935\" data-end=\"1967\"\u003e\n\u003cp data-start=\"1937\" data-end=\"1967\"\u003eMounting depth: 5.3\" (135mm)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1968\" data-end=\"2025\"\u003e\n\u003cp data-start=\"1970\" data-end=\"2025\"\u003eIdeal upgrade for factory or entry-level bass systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"2032\" data-end=\"2059\"\u003e\u003cstrong data-start=\"2036\" data-end=\"2057\"\u003ePackage Contains:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"2060\" data-end=\"2217\"\u003e\n\u003cli data-start=\"2060\" data-end=\"2107\"\u003e\n\u003cp data-start=\"2062\" data-end=\"2107\"\u003e(1) Hertz UNO Series S-300-S4 12\" Subwoofer\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2108\" data-end=\"2140\"\u003e\n\u003cp data-start=\"2110\" data-end=\"2140\"\u003e(1) Protective rubber gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2141\" data-end=\"2183\"\u003e\n\u003cp data-start=\"2143\" data-end=\"2183\"\u003e(1) User manual and installation guide\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2184\" data-end=\"2217\"\u003e\n\u003cp data-start=\"2186\" data-end=\"2217\"\u003e(1) Warranty information card\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"HERTZ","offers":[{"title":"Default Title","offer_id":44702365024447,"sku":"8018823120722","price":53.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0533\/6252\/4351\/files\/71HLEzO38wL.jpg?v=1762805934","url":"https:\/\/nsidistributor.com\/products\/hertz-uno-series-s-300-s4-12-in-300mm-250-watt-rms-4-ohm-svc-subwoofer","provider":"NSI Audio Distributing","version":"1.0","type":"link"}