{"product_id":"rockville-db45-3200w-4-channel-car-amplifier-high-speed-mosfet-adjustable-crossover-sub-control","title":"Rockville dB45 3200W 4-Channel Car Amplifier | High-Speed MOSFET, Adjustable Crossover \u0026 Sub Control","description":"\u003ch2\u003ePowerful car audio amplification\u003c\/h2\u003e\n\u003cp\u003eThe Rockville dB45 is a 3200W peak, 800W RMS four-channel amplifier built to drive subwoofers and speakers with authority. When wired for 2 ohms, it delivers up to 200W per channel; at 4 ohms, you get about 135W per channel. These numbers create a robust foundation for any car audio upgrade while keeping reliability in focus.\u003c\/p\u003e\n\u003ch3\u003eFlexible tuning for your sound\u003c\/h3\u003e\n\u003cp\u003eTake control of your sound with a fully adjustable 12dB per octave crossover, a dedicated subsonic filter, and a 12dB bass equalizer. These tools help you tailor the bass response, tighten the punch, and maintain vocal clarity across tracks from rock to jazz.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e12 dB per octave crossover lets you separate frequencies and optimize bass, mids, and highs.\u003c\/li\u003e\n\u003cli\u003eSubsonic filter minimizes low frequency energy that can cause woofer fatigue at high volume.\u003c\/li\u003e\n\u003cli\u003eBass equalizer offers precise tonal shaping for deeper, controlled low end.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEfficient power and intelligent protection\u003c\/h3\u003e\n\u003cp\u003eThe dB45 uses a high speed MOSFET power supply for efficient conversion and stable voltage delivery. IC controlled protection guards against overheating, voltage fluctuations, and short circuits so you can enjoy longer listening sessions with confidence.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh speed MOSFET design supports stable performance under demanding loads.\u003c\/li\u003e\n\u003cli\u003eThermal and electrical protections help safeguard the amp and speakers.\u003c\/li\u003e\n\u003cli\u003eLED illuminated Rockville logo provides a stylish indicator in low light.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDesign and installation flexibility\u003c\/h3\u003e\n\u003cp\u003eA practical setup includes a remote dashboard sub control for on the fly bass adjustments, simple RCA input output connections, and a robust chassis designed for easy mounting in most vehicles. The dB45 is engineered for straightforward integration with aftermarket subs and amps.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRemote sub control lets you tweak bass from the dash without reaching behind the seat.\u003c\/li\u003e\n\u003cli\u003eRCA input and output connections support flexible head unit and sub integration.\u003c\/li\u003e\n\u003cli\u003eLED logo and clean layout aid in quick setup and easy diagnostics.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eReal world use cases and outcomes\u003c\/h3\u003e\n\u003cp\u003ePicture a weekend road trip with a stronger, cleaner sub bass and a more defined overall sound. Or a daily commute where bass remains tight without masking vocal clarity in the mid and high ranges. The Rockville dB45 is designed to support a capable car audio system and to grow with your listening preferences.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is the power output of the Rockville dB45 amplifier?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: 3200W peak and 800W RMS total, with 200W x 4 at 2 ohms and 135W x 4 at 4 ohms.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What protection features does the Rockville dB45 include?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: IC controlled protection guards against overheating, voltage fluctuations, and short circuits for safer operation.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Rockville","offers":[{"title":"Default Title","offer_id":48407409688733,"sku":"B0728K1GD4","price":237.41,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/9596\/1757\/files\/rockville-db45-front-panel.jpg?v=1781154972","url":"https:\/\/nexoltic.com\/products\/rockville-db45-3200w-4-channel-car-amplifier-high-speed-mosfet-adjustable-crossover-sub-control","provider":"Nexoltic","version":"1.0","type":"link"}