{"product_id":"hxm800-2d-hxm-2-channel-full-range-class-d-amplifier","title":"Diamond Audio 2-Channel HXM Series Full Range Class D Amplifier - HXM800.2D","description":"\u003ch2\u003eDiamond Audio 2-Channel HXM Series Full Range Class D Amplifier - HXM800.2D\u003c\/h2\u003e\n\u003cp data-start=\"76\" data-end=\"404\"\u003ePower your outdoor audio system with precision and durability using the \u003cstrong data-start=\"148\" data-end=\"222\"\u003eDiamond Audio MOTORSPORT Series 2-Channel Full Range Class D Amplifier\u003c\/strong\u003e. Engineered for extreme environments, this \u003cstrong data-start=\"266\" data-end=\"300\"\u003ehigh power 2-channel amplifier\u003c\/strong\u003e delivers exceptional sound quality for \u003cstrong data-start=\"340\" data-end=\"403\"\u003emarine audio, motorcycle, UTV, ATV, and powersports systems\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"406\" data-end=\"820\"\u003eBuilt with advanced \u003cstrong data-start=\"426\" data-end=\"467\"\u003efull-range Class D digital technology\u003c\/strong\u003e, the \u003cstrong data-start=\"473\" data-end=\"511\"\u003eDiamond Audio MOTORSPORT amplifier\u003c\/strong\u003e produces impressive output with \u003cstrong data-start=\"544\" data-end=\"589\"\u003e300W x 2 at 4 ohms and 400W x 2 at 2 ohms\u003c\/strong\u003e, delivering clean, dynamic sound across the entire frequency range. For more demanding applications, the amplifier can be \u003cstrong data-start=\"712\" data-end=\"745\"\u003ebridged to 800W x 1 at 4 ohms\u003c\/strong\u003e, making it perfect for powering subwoofers or high-output speaker systems.\u003c\/p\u003e\n\u003cp data-start=\"822\" data-end=\"1146\"\u003eDesigned to handle harsh conditions, this \u003cstrong data-start=\"864\" data-end=\"893\"\u003ewater-resistant amplifier\u003c\/strong\u003e features \u003cstrong data-start=\"903\" data-end=\"950\"\u003econformal-coated multi-layer circuit boards\u003c\/strong\u003e, ensuring reliable performance in wet, dusty, and rugged environments. The \u003cstrong data-start=\"1026\" data-end=\"1066\"\u003eanodized extruded aluminum heat sink\u003c\/strong\u003e enhances thermal performance, keeping the amplifier cool even under heavy load.\u003c\/p\u003e\n\u003cp data-start=\"1148\" data-end=\"1568\"\u003eThe \u003cstrong data-start=\"1152\" data-end=\"1200\"\u003eDiamond Audio MOTORSPORT 2-channel amplifier\u003c\/strong\u003e also incorporates \u003cstrong data-start=\"1219\" data-end=\"1251\"\u003ebalanced differential inputs\u003c\/strong\u003e for noise-free operation and a \u003cstrong data-start=\"1283\" data-end=\"1322\"\u003eDirectFET power MOSFET output stage\u003c\/strong\u003e for efficient, high-quality sound reproduction. With \u003cstrong data-start=\"1376\" data-end=\"1441\"\u003efully variable high-pass and low-pass crossovers (40Hz–400Hz)\u003c\/strong\u003e and \u003cstrong data-start=\"1446\" data-end=\"1463\"\u003ephase control\u003c\/strong\u003e, this \u003cstrong data-start=\"1470\" data-end=\"1508\"\u003eversatile car and marine amplifier\u003c\/strong\u003e allows precise system tuning for optimal audio performance.\u003c\/p\u003e\n\u003cp data-start=\"1570\" data-end=\"1865\"\u003eInstallation is simplified with \u003cstrong data-start=\"1602\" data-end=\"1647\"\u003eselectable REM, VOX, and DC turn-on modes\u003c\/strong\u003e, making it compatible with both factory and aftermarket head units. Additional features such as \u003cstrong data-start=\"1744\" data-end=\"1768\"\u003etop-mounted controls\u003c\/strong\u003e, \u003cstrong data-start=\"1770\" data-end=\"1796\"\u003eoutput clip indicators\u003c\/strong\u003e, and an \u003cstrong data-start=\"1805\" data-end=\"1825\"\u003eilluminated logo\u003c\/strong\u003e provide convenience and a premium look.\u003c\/p\u003e\n\u003cp data-start=\"1570\" data-end=\"1865\"\u003eThe \u003cstrong data-start=\"2386\" data-end=\"2434\"\u003eDiamond Audio MOTORSPORT 2-Channel Amplifier\u003c\/strong\u003e delivers powerful, reliable, and crystal-clear sound, making it the ideal choice for \u003cstrong data-start=\"2520\" data-end=\"2573\"\u003ehigh-performance outdoor and marine audio systems\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch5 data-section-id=\"1iz91iu\" data-start=\"1867\" data-end=\"1883\"\u003eFeatures\u003c\/h5\u003e\n\u003cp data-start=\"1885\" data-end=\"2380\"\u003e• \u003cstrong data-start=\"1887\" data-end=\"1929\"\u003e2-channel full range Class D amplifier\u003c\/strong\u003e\u003cbr data-start=\"1929\" data-end=\"1932\"\u003e• \u003cstrong data-start=\"1934\" data-end=\"1987\"\u003e300W x 2 @ 4Ω \/ 400W x 2 @ 2Ω \/ 800W bridged @ 4Ω\u003c\/strong\u003e\u003cbr data-start=\"1987\" data-end=\"1990\"\u003e• \u003cstrong data-start=\"1992\" data-end=\"2049\"\u003eWater-resistant design for marine and powersports use\u003c\/strong\u003e\u003cbr data-start=\"2049\" data-end=\"2052\"\u003e• \u003cstrong data-start=\"2054\" data-end=\"2104\"\u003eConformal-coated circuit boards for durability\u003c\/strong\u003e\u003cbr data-start=\"2104\" data-end=\"2107\"\u003e• \u003cstrong data-start=\"2109\" data-end=\"2168\"\u003eBalanced differential inputs for noise-free performance\u003c\/strong\u003e\u003cbr data-start=\"2168\" data-end=\"2171\"\u003e• \u003cstrong data-start=\"2173\" data-end=\"2224\"\u003eVariable HPF \/ LPF crossovers and phase control\u003c\/strong\u003e\u003cbr data-start=\"2224\" data-end=\"2227\"\u003e• \u003cstrong data-start=\"2229\" data-end=\"2281\"\u003eAnodized aluminum heat sink for superior cooling\u003c\/strong\u003e\u003cbr data-start=\"2281\" data-end=\"2284\"\u003e• \u003cstrong data-start=\"2286\" data-end=\"2331\"\u003eOutput clip indicators for precise tuning\u003c\/strong\u003e\u003cbr data-start=\"2331\" data-end=\"2334\"\u003e• \u003cstrong data-start=\"2336\" data-end=\"2380\"\u003eTop-mounted controls for easy adjustment\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch5 dir=\"ltr\"\u003eWhat our Experts Think  \u003c\/h5\u003e\n\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-WEB:57a20e7f-f1ef-4da9-9d5c-4d5ec57a6c7b-39\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:57a20e7f-f1ef-4da9-9d5c-4d5ec57a6c7b-39\" data-turn-id-container=\"request-WEB:57a20e7f-f1ef-4da9-9d5c-4d5ec57a6c7b-39\" data-testid=\"conversation-turn-80\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv data-conversation-screenshot-content=\"\" class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"51bf9039-8a41-4429-be29-fd5730e755c4\" data-turn-start-message=\"true\" dir=\"auto\" data-message-model-slug=\"gpt-5-3-mini\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cul data-start=\"28\" data-end=\"1301\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"px1tr0\" data-start=\"28\" data-end=\"273\"\u003e\n\u003cstrong data-start=\"30\" data-end=\"65\"\u003eBuilt for outdoor audio systems\u003c\/strong\u003e – The \u003cstrong data-start=\"72\" data-end=\"106\" data-is-only-node=\"\"\u003eHXM800.2D HXM Series amplifier\u003c\/strong\u003e is designed for \u003cstrong data-start=\"123\" data-end=\"185\"\u003emarine, motorcycle, UTV, ATV, and powersports applications\u003c\/strong\u003e where durability and compact power are essential. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1v8lsau\" data-start=\"274\" data-end=\"472\"\u003e\n\u003cstrong data-start=\"276\" data-end=\"311\"\u003eHigh-output Class D performance\u003c\/strong\u003e – Delivers \u003cstrong data-start=\"323\" data-end=\"340\" data-is-only-node=\"\"\u003e300W x 2 @ 4Ω\u003c\/strong\u003e, \u003cstrong data-start=\"342\" data-end=\"359\"\u003e400W x 2 @ 2Ω\u003c\/strong\u003e, and up to \u003cstrong data-start=\"371\" data-end=\"392\"\u003e800W bridged @ 4Ω\u003c\/strong\u003e for powerful speaker or subwoofer setups. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1yvebcf\" data-start=\"473\" data-end=\"677\"\u003e\n\u003cstrong data-start=\"475\" data-end=\"506\"\u003eEfficient full-range design\u003c\/strong\u003e – Advanced \u003cstrong data-start=\"518\" data-end=\"540\" data-is-only-node=\"\"\u003eClass D technology\u003c\/strong\u003e provides strong output with reduced heat and power consumption, ideal for long listening sessions. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"e5skpv\" data-start=\"678\" data-end=\"904\"\u003e\n\u003cstrong data-start=\"680\" data-end=\"703\"\u003eRugged construction\u003c\/strong\u003e – Water-resistant design, conformal-coated circuit boards, and an aluminum heat sink help protect performance against moisture, vibration, and harsh environments. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1fdkiwx\" data-start=\"905\" data-end=\"1099\"\u003e\n\u003cstrong data-start=\"907\" data-end=\"929\"\u003eEasy system tuning\u003c\/strong\u003e – Adjustable high-pass\/low-pass crossovers, phase control, clip indicators, and flexible turn-on options allow precise audio setup. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1pwqct1\" data-start=\"1100\" data-end=\"1301\" data-is-last-node=\"\"\u003e\n\u003cstrong data-start=\"1102\" data-end=\"1131\"\u003eGreat choice for upgrades\u003c\/strong\u003e – A compact 2-channel amplifier that delivers clean power and reliable performance for premium mobile and powersports audio builds. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch5 dir=\"ltr\"\u003e \u003cbr\u003eQ\u0026amp;A    \u003c\/h5\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What is the Diamond Audio HXM800.2D designed for?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: It is a 2-channel full-range Class D amplifier designed for marine, motorcycle, UTV, and custom audio systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What are the benefits of Class D amplification?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: Class D technology provides efficient power output, reduced heat, and a compact design for flexible installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Can the HXM800.2D power multiple speakers?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: Yes. Its 2-channel layout is ideal for powering speaker pairs or upgrading existing audio systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Is this amplifier suitable for outdoor use?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: Yes. The HXM Series is built for demanding environments including boats, powersports vehicles, and motorcycles.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eQ: Does it help improve sound quality?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: Yes. It delivers cleaner power, stronger volume, and improved audio performance when paired with compatible speakers.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch5 dir=\"ltr\"\u003e\n\u003cbr\u003eMaintenance Tips  \u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"7c8xr6\" data-start=\"22\" data-end=\"104\"\u003eClean the amplifier with a soft, dry microfiber cloth to remove dust and debris.\u003c\/li\u003e\n\u003cli data-section-id=\"1k92ppj\" data-start=\"105\" data-end=\"181\"\u003eKeep cooling fins and ventilation areas clear for proper heat dissipation.\u003c\/li\u003e\n\u003cli data-section-id=\"r4ds8f\" data-start=\"182\" data-end=\"281\"\u003eInspect power, ground, RCA, and speaker connections regularly for tight, corrosion-free contacts.\u003c\/li\u003e\n\u003cli data-section-id=\"i26i96\" data-start=\"282\" data-end=\"354\"\u003eEnsure the amplifier is securely mounted to minimize vibration damage.\u003c\/li\u003e\n\u003cli data-section-id=\"5588dt\" data-start=\"355\" data-end=\"449\"\u003eSet gain and crossover controls properly to prevent clipping and protect connected speakers.\u003c\/li\u003e\n\u003cli data-section-id=\"h3bvlk\" data-start=\"450\" data-end=\"521\"\u003eAvoid prolonged operation at maximum output to extend amplifier life.\u003c\/li\u003e\n\u003cli data-section-id=\"18bog0g\" data-start=\"522\" data-end=\"610\"\u003eCheck fuse holders, terminals, and wiring for wear, overheating, or loose connections.\u003c\/li\u003e\n\u003cli data-section-id=\"jwn132\" data-start=\"611\" data-end=\"693\" data-is-last-node=\"\"\u003eKeep the amplifier protected from excessive moisture, heat, and direct sunlight.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Diamond Audio","offers":[{"title":"Default Title","offer_id":45780581744831,"sku":"HXM800.2D","price":374.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/5703\/0079\/files\/HXM800.2D_7_357bd3e8-672a-427f-9f5e-464d2db8b09f.png?v=1782542212","url":"https:\/\/www.mybackyardzone.com\/products\/hxm800-2d-hxm-2-channel-full-range-class-d-amplifier","provider":"Your Outdoor Setup Starts Here","version":"1.0","type":"link"}