{"product_id":"m57c-closed-back-mid-range-speaker","title":"M57C - 5\"x7\" 70 Watt 8 Ohm Mid-Range Closed Back Speaker","description":"\u003cp\u003e\u003cstrong\u003e*Sold as each not in pairs.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eMassive Audio’s M57C Closed Back Mid-Range Speakers are designed for high SPL without needing an enclosure of any kind. These 98dB efficient \u003ca href=\"https:\/\/www.massiveaudio.com\/collections\/car-speakers\/mid-range\"\u003emid-range speakers\u003c\/a\u003e excel in excellent vocal reproduction. Engineered to cover frequency ranges from 60Hz – 6KHz the M57C Closed Back or Sealed Back Speakers offer clear transparency for systems that need that boost in Mid-Range tone and clarity.\u003c\/p\u003e\n\u003cp\u003e\"On a Stage or in a Car Massive Drives it Home!\"\u003c\/p\u003e\n\u003ch5\u003e\u003cstrong\u003eFEATURES\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003eHigh Grade Ferrite Magnet\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003e25mm Copper Voice Coil\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003eKapton Coil Former\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003eHeavy Gauge Steel Basket\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003eReinforced Paper Cone\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003eCustom Cloth Surround\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003e\u003cstrong\u003eSPECIFICATIONS\u003c\/strong\u003e\u003c\/h5\u003e\n\u003ctable id=\"text_specs_table\"\u003e\n\u003ctbody\u003e\n\u003ctr class=\"even\"\u003e\n\u003ctd class=\"spec_title\"\u003eNominal Impedance\u003c\/td\u003e\n\u003ctd class=\"spec_value\"\u003e8 Ohms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"odd\"\u003e\n\u003ctd class=\"spec_title\"\u003eRMS Watts\u003c\/td\u003e\n\u003ctd class=\"spec_value\"\u003e70w\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"even\"\u003e\n\u003ctd class=\"spec_title\"\u003eMAX Power\u003c\/td\u003e\n\u003ctd class=\"spec_value\"\u003e140w\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"odd\"\u003e\n\u003ctd class=\"spec_title\"\u003eUsable Frequency Range\u003c\/td\u003e\n\u003ctd class=\"spec_value\"\u003e600Hz - 6KHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"even\"\u003e\n\u003ctd class=\"spec_title\"\u003eSensitivity\u003c\/td\u003e\n\u003ctd class=\"spec_value\"\u003e98dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"odd\"\u003e\n\u003ctd class=\"spec_title\"\u003eMechanical Q (Qms)\u003c\/td\u003e\n\u003ctd class=\"spec_value\"\u003e6.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"even\"\u003e\n\u003ctd class=\"spec_title\"\u003eElectromagnetic Q (Qes)\u003c\/td\u003e\n\u003ctd class=\"spec_value\"\u003e8.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"odd\"\u003e\n\u003ctd class=\"spec_title\"\u003eTotal Q (Qts)\u003c\/td\u003e\n\u003ctd class=\"spec_value\"\u003e3.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"even\"\u003e\n\u003ctd class=\"spec_title\"\u003eCompliance Equivalent Volume (Vas)\u003c\/td\u003e\n\u003ctd class=\"spec_value\"\u003e0.326 liters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"odd\"\u003e\n\u003ctd class=\"spec_title\"\u003eMechanical Compliance of Suspension (Cms)\u003c\/td\u003e\n\u003ctd class=\"spec_value\"\u003e11.7 uM\/N\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"even\"\u003e\n\u003ctd class=\"spec_title\"\u003eBL Product (BL)\u003c\/td\u003e\n\u003ctd class=\"spec_value\"\u003e4.4 TM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"odd\"\u003e\n\u003ctd class=\"spec_title\"\u003eSurface Area of Cone (Sd)\u003c\/td\u003e\n\u003ctd class=\"spec_value\"\u003e0.023 Sqm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"even\"\u003e\n\u003ctd class=\"spec_title\"\u003eMounting Holes Diameter\u003c\/td\u003e\n\u003ctd class=\"spec_value\"\u003e170 x 117\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"odd\"\u003e\n\u003ctd class=\"spec_title\"\u003eMounting Depth\u003c\/td\u003e\n\u003ctd class=\"spec_value\"\u003e2.56\", 65mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"even\"\u003e\n\u003ctd class=\"spec_title\"\u003eShipping Weight\u003c\/td\u003e\n\u003ctd class=\"spec_value\"\u003e2.5 Lbs, 1.13 Kgs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"odd\"\u003e\n\u003ctd class=\"spec_title\"\u003eBasket Materials\u003c\/td\u003e\n\u003ctd class=\"spec_value\"\u003eStamped Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"even\"\u003e\n\u003ctd class=\"spec_title\"\u003eCone Composition\u003c\/td\u003e\n\u003ctd class=\"spec_value\"\u003ePaper Cone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"odd\"\u003e\n\u003ctd class=\"spec_title\"\u003eCone Edge\u003c\/td\u003e\n\u003ctd class=\"spec_value\"\u003eComposition Dust Cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"even\"\u003e\n\u003ctd class=\"spec_title\"\u003eDust Cap Composition\u003c\/td\u003e\n\u003ctd class=\"spec_value\"\u003ePaper Dustcap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Massive Audio","offers":[{"title":"Default Title","offer_id":49971555500271,"sku":"M57C","price":34.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0817\/4518\/2959\/files\/M57C_Back_W_6ea13490-526d-481d-b67b-f01a6805d53b.jpg?v=1782351053","url":"https:\/\/1800woofers.com\/products\/m57c-closed-back-mid-range-speaker","provider":"1800woofers.com's online car audio store | Authorized online dealer!","version":"1.0","type":"link"}