{"product_id":"4215-d2","title":"4215 D2","description":"\u003cp\u003eThe 4000 series 15 employs a finely-tuned balance of damping and extensive motor force to achieve very high efficiency, offering exceptional versatility and unmatched performance in a variety of real-world functions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFs\u003c\/strong\u003e 32.270 Hz\u003cbr\u003e\n\u003cstrong\u003eQms\u003c\/strong\u003e 5.779\u003cbr\u003e\n\u003cstrong\u003eVas\u003c\/strong\u003e 43.730 liters\u003cbr\u003e\n\u003cstrong\u003eCms\u003c\/strong\u003e 0.051 mm\/N\u003cbr\u003e\n\u003cstrong\u003eMms\u003c\/strong\u003e 471.000 g\u003cbr\u003e\n\u003cstrong\u003eRms\u003c\/strong\u003e 16.705 kg\/s\u003cbr\u003e\n\u003cstrong\u003eDia\u003c\/strong\u003e 314.400 mm\u003cbr\u003e\n\u003cstrong\u003eSd\u003c\/strong\u003e 776.345 sq cm\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQes\u003c\/strong\u003e 0.527\u003cbr\u003e\n\u003cstrong\u003eRe\u003c\/strong\u003e 4.298 ohms\u003cbr\u003e\n\u003cstrong\u003eLe\u003c\/strong\u003e 2.738 mH\u003cbr\u003e\n\u003cstrong\u003eZ\u003c\/strong\u003e 5.158 ohms\u003cbr\u003e\n\u003cstrong\u003eBL\u003c\/strong\u003e 27.897 Tm\u003cbr\u003e\n\u003cstrong\u003eBL^2\/Re\u003c\/strong\u003e 181.075 N^2\/W\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQts\u003c\/strong\u003e 0.483\u003cbr\u003e\n\u003cstrong\u003eno\u003c\/strong\u003e 0.269 %\u003cbr\u003e\n\u003cstrong\u003eSPL\u003c\/strong\u003e 86.439 dB\u003cbr\u003e\n\u003cstrong\u003eEBP\u003c\/strong\u003e 61.187\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eXmax\u003c\/strong\u003e 23.5 mm\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNominal Diameter\u003c\/strong\u003e 15in\u003cbr\u003e\n\u003cstrong\u003eOverall Diameter\u003c\/strong\u003e 15.6in \/ 396mm\u003cbr\u003e\n\u003cstrong\u003eMounting Hole Diameter \u003c\/strong\u003e14.12in \/ 358.65mm\u003cbr\u003e\n\u003cstrong\u003eMotor Outer Diameter \u003c\/strong\u003e7.72in \/ 196mm\u003cbr\u003e\n\u003cstrong\u003eMounting Depth\u003c\/strong\u003e 895in \/ 227.5mm\u003cbr\u003e\n\u003cstrong\u003eDriver Displacement\u003c\/strong\u003e 0.157 cu ft \/ 4.47 l\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMinimum Sealed Volume\u003c\/strong\u003e N\/A\u003cbr\u003e\n\u003cstrong\u003eMinimum Vented Volume\u003c\/strong\u003e  1.82 cu ft \/ l net*\u003c\/p\u003e\n\u003cp\u003e* Tune for desired response\u003c\/p\u003e\n\u003cp\u003e\u003cimg class=\"alignnone size-large wp-image-2481\" src=\"https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/recommended_enc_4215D2_vented_single-778x1024.png\" alt=\"\" width=\"778\" height=\"1024\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg class=\"alignnone size-large wp-image-2480\" src=\"https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/recommended_enc_4215D2_vented_dual-1024x960.png\" alt=\"\" width=\"900\" height=\"844\"\u003e\u003c\/p\u003e\n\u003cp\u003eThe above designs have been engineered for a “two tier” balance of compatibility: First, between the cabin acoustics of a sedan, hatchback and an SUV, and second, between the two available voice coil configurations, for a total of six balance points. This ensures a linear response and optimal power handling for listening purposes under most circumstances. Please visit our \u003ca href=\"https:\/\/adcaraudio.com\/store\/enclosure-design-service\/\"\u003eEnclosure Design Service\u003c\/a\u003e page for custom designs.\u003c\/p\u003e\n\u003cp\u003e\u003cimg class=\"alignnone size-large wp-image-2482\" src=\"https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/recommended_enc_4215D2_vented_dual_midSUVonly-1024x948.png\" alt=\"\" width=\"900\" height=\"833\"\u003e\u003c\/p\u003e\n\u003cp\u003eThe above design has been engineered for a mid-size SUV only.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/Design-6.pdf\"\u003e\u003cimg class=\"alignnone size-full wp-image-2682\" src=\"https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/Web-Enclosure-Design-Button-sedan-4door-single-sub-1.png\" alt=\"\" width=\"300\" height=\"255\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/Design-24.pdf\"\u003e\u003cimg class=\"alignnone size-full wp-image-3107\" src=\"https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/Web-Enclosure-Design-Button-SUV-4-door-single-sub-1.png\" alt=\"\" width=\"300\" height=\"255\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/Design-79.pdf\"\u003e\u003cimg class=\"alignnone size-full wp-image-3929\" src=\"https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/Web-Enclosure-Design-Button-35.png\" alt=\"\" width=\"300\" height=\"255\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/Design-133.pdf\"\u003e\u003cimg class=\"alignnone size-full wp-image-4094\" src=\"https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/Web-Enclosure-Design-Button-77.png\" alt=\"\" width=\"300\" height=\"255\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/Design-140.pdf\"\u003e\u003cimg class=\"alignnone size-full wp-image-4125\" src=\"https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/Web-Enclosure-Design-Button-83.png\" alt=\"\" width=\"300\" height=\"255\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/Design-244.pdf\"\u003e\u003cimg class=\"alignnone size-full wp-image-5549\" src=\"https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/Web-Enclosure-Design-Button-182.png\" alt=\"\" width=\"300\" height=\"255\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/Design-319.pdf\"\u003e\u003cimg class=\"alignnone size-full wp-image-6710\" src=\"https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/Web-Enclosure-Design-Button-255.png\" alt=\"\" width=\"300\" height=\"255\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/Design-322.pdf\"\u003e\u003cimg class=\"alignnone size-full wp-image-6839\" src=\"https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/Web-Enclosure-Design-Button-259.png\" alt=\"\" width=\"300\" height=\"255\"\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"Audio Dynamics","offers":[{"title":"Default Title","offer_id":52549562958055,"sku":"4215 D2","price":599.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/www.mediocrecustoms.com\/products\/4215-d2","provider":"Mediocre Customs","version":"1.0","type":"link"}