{"product_id":"2-skar-audio-sdr-8-d4-8x22-700w-max-power-dual-4-ohm-car-subwoofers-pair-of-2","title":"Pair of 2 8\" Dual 4 Ohm Car Subwoofers X591243","description":"Description - The Skar Audio SDR-8 D4 was designed to deliver hard hitting, low spectrum sound. Featuring a high flux ferrite motor, this versatile 8-inch woofer is conservatively rated at 700 watts max power. Don't let the size fool you, the SDR-8 D4 is capable of reproducing low end frequencies with authority. - The SDR-8 D4 is the perfect solution for a 350-700 watt daily driver, featuring a 2-inch, high temperature copper voice coil that is attached to a sleek and attractive red spider system. The high roll foam surround and competition grade paper cone found on the SDR-8 D4, allows the woofer to produce riveting low end bass response, that will impress the listener every time it is playing.SpecificationsSkar Audio SDR-8 D4 - 8 inch Component Car Subwoofer - Dual 4 Ohm Voice Coil Configuration - Peak Power: 700 Watts - RMS Power: 350 Watts - Competition Grade Pressed Paper Cone - High Roll Foam Surround - Advanced Air Flow Cooling System2 inch High Temperature Copper Voice Coil - Motor Weight: 49 oz - Frequency Response: 30 Hz - 350 Hz - Sensitivity: 83.7 d - BFs: 39 Hz - Re: 3.2 Ohms - Qts: 0.61Qms:5.10Qes: 0.68Nref: 0.14%Cms: 0.121 mm\/NBl: 7.35 n\/a - Vas: 6.98 LMms: 72.8 gr - Sd: 201 cm - Xmax: 8.8 mm - Includes x2 Subwoofers - Enclosure Recommendation Specifications - Recommended Sealed Volume: 0.55 ~ 0.75 ft - Recommended Ported Volume: 0.75 ~ 1.00 ft - Port Area: 10.5 in - Port Length: 19.5 inch - Tuning Frequency: 39 Hz - Mounting Depth: 4.5625 inch - Total Height: 5.5 inch - Outside Diameter: 8.5 inch - Cut-Out Diameter: 7.1 inch - Magnet Diameter: 5.25 inch - Enclosure specifications do not include subwoofer, bracing, and port displacement","brand":"My Store","offers":[{"title":"Default Title","offer_id":49186495201434,"sku":"P353531621674193031","price":26.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0771\/2748\/3546\/files\/7032f0f63731753407c5270e3fa361da705d7e39b3624fc3839e7524d6e0f0c1.jpg?v=1788768284","url":"https:\/\/hjsheufhsef.shop\/products\/2-skar-audio-sdr-8-d4-8x22-700w-max-power-dual-4-ohm-car-subwoofers-pair-of-2","provider":"My Store","version":"1.0","type":"link"}