{"product_id":"down4sound-hexicone-xmr-65-6-5-carbon-fiber-pro-audio-speaker-200w-rms","title":"Down4Sound HEXICONE XMR 65 | 6.5\" CARBON FIBER PRO AUDIO SPEAKER | 200W RMS","description":"\u003cp\u003eDown4Sound HEXICONE XMR 65 | 6.5\" CARBON FIBER PRO AUDIO SPEAKER | 200W RMS — specifications as published by Down4Sound.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eDOWN4SOUND HEXICONE XMR 65-4\u003c\/strong\u003e is a high-performance 6.5-inch Carbon Fiber Pro Audio Speaker engineered for powerful vocals, strong midrange response, and extended upper-frequency performance. Featuring Down4Sound's signature Hexicone carbon fiber cone technology, the XMR 65-4 combines lightweight construction, excellent rigidity, and a phase-plug design for clear, responsive, and authoritative output.\u003c\/p\u003e\n\u003ch2\u003eWhat Makes the XMR Different?\u003c\/h2\u003e\n\u003cp\u003eBoth versions deliver the powerful output and carbon fiber Hexicone performance expected from Down4Sound, but each is designed for a different type of system.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOriginal HEXICONE:\u003c\/strong\u003e Features a traditional dust-cap design and is ideal for customers seeking the familiar HEXICONE sound with bold vocals and strong midrange performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHEXICONE XMR:\u003c\/strong\u003e Replaces the traditional dust cap with a phase plug, providing additional upper-frequency reach and a more open vocal presentation. The XMR does not replace the original HEXICONE. It gives builders another option for tailoring their system based on the sound and frequency coverage they want.\u003c\/li\u003e \u003c\/ul\u003e\n\u003cp\u003eBuilt for high-output daily drivers, custom door builds, competition-inspired systems, and dedicated pro audio applications, the HEXICONE XMR 65-4 delivers the projection, clarity, and authority needed to bring your system to life.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eXMR Phase-Plug Design\u003c\/strong\u003e: Provides additional upper-frequency reach and a more open vocal presentation than the traditional dust-cap configuration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtended Usable Frequency Range\u003c\/strong\u003e: Designed for builders seeking greater upper-frequency coverage while maintaining strong midrange performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarbon Fiber Hexicone Technology\u003c\/strong\u003e: Lightweight and rigid cone construction improves responsiveness, efficiency, and overall sound quality.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowerful Vocal Projection\u003c\/strong\u003e: Delivers clear, authoritative vocals that remain present at high output levels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrong Midrange Response\u003c\/strong\u003e: Produces the clarity and authority demanded by high-output door builds and pro audio systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Cone Rigidity\u003c\/strong\u003e: Carbon fiber Hexicone construction helps reduce unwanted cone movement and distortion at higher output levels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEfficient Ferrite Motor Structure\u003c\/strong\u003e: Provides dependable power handling and consistent performance under demanding conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile Applications\u003c\/strong\u003e: Ideal for cars, trucks, SUVs, motorcycles, powersports vehicles, custom door panels, and dedicated pro audio systems.\u003c\/li\u003e \u003c\/ul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpeaker Size:\u003c\/strong\u003e 6.5 Inch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRMS Power:\u003c\/strong\u003e 200W RMS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImpedance:\u003c\/strong\u003e \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnet Type:\u003c\/strong\u003e Ferrite\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensitivity:\u003c\/strong\u003e 93 dB (1W\/1M)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Depth:\u003c\/strong\u003e 3 Inch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutout Diameter:\u003c\/strong\u003e 5.73 Inch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Diameter:\u003c\/strong\u003e 6.625 Inch\u003c\/li\u003e \u003ch2\u003eTechnical Parameters\u003c\/h2\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRe:\u003c\/strong\u003e 3.73 Ohm (Electrical voice coil resistance)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLe:\u003c\/strong\u003e 0.082 mH (Frequency-independent voice coil inductance)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eL2:\u003c\/strong\u003e 0.488 mH (Para-inductance of voice coil)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eR2:\u003c\/strong\u003e 2.37 Ohm (Electrical resistance due to eddy current losses)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCmes:\u003c\/strong\u003e 260.47 μF (Capacitance representing moving mass)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLces:\u003c\/strong\u003e 15.88 mH (Inductance representing driver compliance)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRes:\u003c\/strong\u003e 58.04 Ohm (Mechanical loss resistance)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFs:\u003c\/strong\u003e 78.3 Hz (Driver resonance frequency)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMms:\u003c\/strong\u003e 11.560 g (Mechanical mass of diaphragm assembly)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMmd:\u003c\/strong\u003e 9.832 g (Mass of voice coil and diaphragm without air load)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRms:\u003c\/strong\u003e 0.765 kg\/s (Mechanical resistance of driver losses)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCms:\u003c\/strong\u003e 0.358 mm\/N (Compliance of driver suspension)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKms:\u003c\/strong\u003e 2.79 N\/mm (Stiffness of driver suspension)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBL:\u003c\/strong\u003e 6.662 N\/A (Force factor)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQtp:\u003c\/strong\u003e 0.451 (Total Q-factor considering all losses)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQms:\u003c\/strong\u003e 7.432 (Mechanical Q-factor)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQes:\u003c\/strong\u003e 0.478 (Electrical Q-factor)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQts:\u003c\/strong\u003e 0.449 (Total Q-factor)\u003c\/li\u003e \u003ch2\u003eWhy Choose the DOWN4SOUND HEXICONE XMR 65-4?\u003c\/h2\u003e\n\u003cp\u003eChoose the XMR 65-4 when you want the strength, output, and vocal authority of the HEXICONE platform combined with a phase-plug design and additional upper-frequency coverage. Its 4-ohm configuration works with a wide range of car audio amplifiers and system designs, while its lightweight carbon fiber cone, efficient ferrite motor, and high-output construction make it an excellent choice for loud, clear, and responsive pro audio builds.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSOLD INDIVIDUALLY\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/ul\u003e","brand":"Down4Sound","offers":[{"title":"4 Ohm","offer_id":67369635872813,"sku":"XMR65SS0004","price":59.99,"currency_code":"USD","in_stock":true},{"title":"8 Ohm","offer_id":67369635905581,"sku":"XMR65SS0008","price":59.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/Picture_Hexicone_6.5_inch_4ohm_4__54576.1786715145.png?v=1787160051","url":"https:\/\/www.jsultimatesounds.com\/products\/down4sound-hexicone-xmr-65-6-5-carbon-fiber-pro-audio-speaker-200w-rms","provider":"JS Ultimate Sounds","version":"1.0","type":"link"}