{"product_id":"gmc-120-4-channel-amplifier-120-wrms-75-wrms","title":"GMC 120.4D MINI COMPACT CLASS D FULL RANGE 4 CH","description":"\u003cp\u003e\u003cspan\u003eUpgrade your vehicle's sound system with the GENIUS AUDIO GMC120.4D Professional Class D Full Range Stereo Amplifier. This amplifier is built with very high-standard technology, offering a high-quality audio signal, definition, and linearity to achieve the best possible sound quality even at maximum power (up to 384 Watts RMS x 2CH @ 4 Ohm Bridge at 14.4V). Being a fully digital amplifier in both its power supply and amplification stages, it boasts an impressive efficiency of \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e93%\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, which results in very low current consumption (Max Musical Consumption: 30.3 Amp @ 12.6V) and minimal heat production.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe GMC120.4D is a versatile \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e4-channel stereo amplifier\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e suitable for daily use or serious competition. It features selectable \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHPF (High Pass Filter) and LPF (Low Pass Filter)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e variable crossovers (50Hz - 500Hz) with a 12dB\/Oct slope, enabling the use of virtually any type of speaker (tweeters, drivers, midbass, subwoofers). Additionally, it includes an adjustable \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBass Boost\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e (0-12dB) to fine-tune sub-bass frequencies and robust protection features against thermal overload, short-circuits, and voltage fluctuations, ensuring safe and reliable operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eKey Technical Features and Utility:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eRMS Power Output (Max):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Delivers up to \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e384 Watts x 2CH @ 4 Ohm Bridge (14.4V)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e or 190 Watts x 4CH @ 2 Ohm Stereo (14.4V).\u003c\/span\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ci\u003e\u003cspan\u003eUtility:\u003c\/span\u003e\u003c\/i\u003e\u003cspan\u003e Provides substantial, clean power for two high-demand speakers in bridged mode or four speakers in stereo, ensuring strong, clear audio performance.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eHigh Efficiency Class D Full-Range:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Fully digital design with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e93% efficiency\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ci\u003e\u003cspan\u003eUtility:\u003c\/span\u003e\u003c\/i\u003e\u003cspan\u003e Maximizes power conversion while minimizing heat generation and current draw, reducing strain on the vehicle's electrical system and supporting all speaker types.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eVariable Crossover Filters (HPF\/LPF):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Adjustable from \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e50Hz - 500Hz\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e with a 12dB\/Oct slope.\u003c\/span\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ci\u003e\u003cspan\u003eUtility:\u003c\/span\u003e\u003c\/i\u003e\u003cspan\u003e Allows precise system tuning to protect smaller speakers (using HPF) or dedicate channels to subwoofers (using LPF), optimizing sound quality and speaker lifespan.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMinimum Impedance Connection:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Stable at \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e2 Ohm Stereo\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e4 Ohm Bridged\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ci\u003e\u003cspan\u003eUtility:\u003c\/span\u003e\u003c\/i\u003e\u003cspan\u003e Provides flexibility in wiring speakers, allowing users to connect two speakers per channel safely in stereo mode.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eAdjustable Bass Boost:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Offers a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e0-12dB\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e boost.\u003c\/span\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ci\u003e\u003cspan\u003eUtility:\u003c\/span\u003e\u003c\/i\u003e\u003cspan\u003e Enables the user to customize and intensify the low-frequency output for a deeper, more impactful bass response.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eWide Input Sensitivity Range:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Adjustable from \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e0.3V to 10V\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ci\u003e\u003cspan\u003eUtility:\u003c\/span\u003e\u003c\/i\u003e\u003cspan\u003e Ensures proper gain matching with virtually any head unit or audio source, minimizing distortion and maximizing signal clarity.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eProtection System:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Includes safeguards against short-circuit, low impedance, high\/low supply voltage, and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eThermal Protection (75°C)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ci\u003e\u003cspan\u003eUtility:\u003c\/span\u003e\u003c\/i\u003e\u003cspan\u003e Protects the amplifier and speakers from damage due to electrical faults or overheating, ensuring reliability and longevity.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/drive.google.com\/file\/d\/110gfP2E7UMw3q5sSyDkFhJxupA9E2RrR\/view?usp=sharing\" rel=\"noopener noreferrer\" target=\"_blank\"\u003e\u003cstrong\u003e[Download Product Manual]\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"GENIUS AUDIO USA","offers":[{"title":"Default Title","offer_id":47233632108764,"sku":"GMC 120-4D","price":222.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0642\/7800\/3932\/files\/GMC1204D-08.jpg?v=1763590820","url":"https:\/\/www.geniusaudiousa.com\/products\/gmc-120-4-channel-amplifier-120-wrms-75-wrms","provider":"GENIUS AUDIO USA","version":"1.0","type":"link"}