{"product_id":"soundqubed-hdb2-12d2","title":"SoundQubed HDB2-12D2 12\" D2 HDB2 Series Sub, 2.0\" DVC, 450\/900w","description":"\u003cp\u003e\u003cstrong\u003eModel:\u003c\/strong\u003e HDB2-12D2   \u003cstrong\u003eSold as:\u003c\/strong\u003e Each\u003c\/p\u003e\u003cp\u003eHDB2 Series Subwoofer 12\" 2.0\" DVC 450\/900w D2\u003c\/p\u003e\u003cp\u003eThe SoundQubed HDB2-12-D2 is a high-performance 12” subwoofer engineered for aggressive bass and reliable output in demanding systems. Built with dual 2-ohm voice coils and rated for 450W RMS \/ 900W peak power, this sub handles serious power while maintaining control and clarity. Featuring a conical paper cone, PPI dust cap, and foam surround, the HDB2-12-D2 delivers impactful low frequencies with minimal distortion. A black aluminum 2” voice coil on a spider-crossed lead structure enhances durability and thermal management. With an 87.5dB sensitivity and wide 20Hz–250Hz frequency range, it’s the perfect choice for sealed or ported enclosures in competition or daily setups that demand deep, tight bass.\u003c\/p\u003e\u003cp\u003eGeneral Specifications\u003cbr\u003eNominal Diameter: 12\" \/ 304.8mm\u003cbr\u003eNominal Impedance: 2+2 Ohms\u003cbr\u003eRMS Power Handling: 450W\u003cbr\u003eMAX Power Handling: 900W\u003cbr\u003eSensitivity (1w\/1m): 87.5dB\u003cbr\u003eFrequency Response: 20-250 KHz\u003cbr\u003eRecommended Low-Pass Crossover: 120 Hz\u003cbr\u003eFeatures\u003cbr\u003eImproved Heat Dissipation\u003cbr\u003eCone Shape: Conical\u003cbr\u003eSpeaker Terminals: Push 8Ga\u003cbr\u003eMotor Specifications\u003cbr\u003eVoice Coil Diameter: 2\" \/ 50.8mm\u003cbr\u003eVC Former Material: Black Aluminum\u003cbr\u003eWinding Material: SV\u003cbr\u003eCone Material: Paper\u003cbr\u003eDust Cap Material: PPI\u003cbr\u003eSurround Material: Foam\u003cbr\u003eLeads Connection Type: Spider Crossed\u003cbr\u003eMagnet Material: Ferrite\u003cbr\u003eMagnet Weight: 68 oz\u003cbr\u003eBasket Material: Steel\u003cbr\u003eBasket Color\/Finish: Black\u003cbr\u003eThiele \u0026amp; Small Parameters\u003cbr\u003eEquivalent Volume (Vas): 34.6L \/ 1.22ft³\u003cbr\u003eExcursion (one way) (Xmax): 7.75mm\u003cbr\u003eFree Air Resonance (Fs): 38 Hz\u003cbr\u003eMechanical Factor (Qms): 2.963\u003cbr\u003eElectrical Factor (Qes): 0.556\u003cbr\u003eTotal Factor (Qts): 0.468\u003cbr\u003eMechanical Mass (Mms): 176.04g\u003cbr\u003eMechanical Compliance (Cms): 0.101 mm\/N\u003cbr\u003eBL Factor (BL): 17.33\u003cbr\u003eVoice Coil Inductance (Le): 30.7 mH\u003cbr\u003eCone Area (Sd): 490.87 cm²\u003cbr\u003eDC Resistance (Re): 2 + 2 Ohms\u003cbr\u003eEfficiency Bandwidth Product (EBP): 68.3\u003cbr\u003eMeasurements\u003cbr\u003eOverall Diameter: 12.8\" \/ 325mm\u003cbr\u003eOverall Depth: 7\" \/ 178mm\u003cbr\u003eFront Mount Baffle Cutout: 11\" \/ 280mm\u003cbr\u003eMounting Depth: 6\" \/ 152mm\u003cbr\u003eMotor Diameter: 6.14\" \/ 166mm\u003c\/p\u003e","brand":"SoundQubed","offers":[{"title":"Default Title","offer_id":47640279220386,"sku":"HDB2-12D2","price":179.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0455\/3526\/4930\/files\/HDB2-12D2_lg.png?v=1789044734","url":"https:\/\/tdscaraudio.com\/products\/soundqubed-hdb2-12d2","provider":"TDS Car Audio","version":"1.0","type":"link"}