{"product_id":"jl-audio-watts-amplifier-400-watts-010-03337-00","title":"JL Audio MV400\/4i 400W 4-Channel Marine DSP Amplifier 010-03337-00 (98637)","description":"\u003cp\u003e\u003cstrong\u003eJL Audio MV400\/4i\u003c\/strong\u003e is a compact marine-rated 4-channel Class-D amplifier with integrated digital signal processing (DSP), designed to drive high-performance full-range speaker arrays with clean, controlled output. Its NexD2™ switching topology and TüN™ DSP interface enable precise tuning, crossover alignment, EQ, and delay adjustments for cockpit, tower, or cabin zones.\u003c\/p\u003e\n\u003cp\u003eRated for 400 watts total output, the MV400\/4i is optimized for four-speaker marine configurations or bridged stereo tower loads. With its marine chassis, corrosion-resistant hardware, and DSP tuning capability, it supports OEM-plus 12-volt integrations where audio clarity, headroom, and durability matter.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e400W marine DSP amplifier for full-range multi-speaker systems\u003c\/li\u003e\n\u003cli\u003eFour channels of Class-D NexD2™ amplification\u003c\/li\u003e\n\u003cli\u003eApprox. 75W × 4 @ 4Ω or 100W × 4 @ 2Ω (14.4V)\u003c\/li\u003e\n\u003cli\u003eBridged: approx. 200W × 2 @ 4Ω\u003c\/li\u003e\n\u003cli\u003eIntegrated DSP via JL Audio TüN™ software\u003c\/li\u003e\n\u003cli\u003eFlexible crossover, EQ, routing, and delays\u003c\/li\u003e\n\u003cli\u003eCorrosion-resistant marine construction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMV400\/4i\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGarmin PN\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e010-03337-00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eJL Legacy PN\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e98637\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTotal Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≈400W total system output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRMS @ 4Ω\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≈75W × 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRMS @ 2Ω\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≈100W × 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBridged @ 4Ω\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≈200W × 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAmplifier Class\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eClass-D (NexD2™)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDSP\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIntegrated; configured via TüN™\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRCA + speaker-level\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMarine Build\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCorrosion-resistant chassis and hardware\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12–16 VDC typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eIdeal Applications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFour-speaker marine cockpits and cabins\u003c\/li\u003e\n\u003cli\u003eBridged stereo tower speaker configurations\u003c\/li\u003e\n\u003cli\u003ePowersports DSP-tuned full-range builds\u003c\/li\u003e\n\u003cli\u003eOEM-plus 12-volt integrations requiring DSP\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eWhat’s Included\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eJL Audio MV400\/4i amplifier (010-03337-00 \/ JL PN 98637)\u003c\/li\u003e\n\u003cli\u003ePower and speaker harnesses\u003c\/li\u003e\n\u003cli\u003eUSB tuning cable for DSP configuration\u003c\/li\u003e\n\u003cli\u003eMounting hardware and documentation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eWhy Buy From MCOR Automotive\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAuthorized JL Audio dealer\u003c\/li\u003e\n\u003cli\u003eMarine DSP system design and amplifier matching expertise\u003c\/li\u003e\n\u003cli\u003eOEM-plus tuning workflow for reliability and clarity\u003c\/li\u003e\n\u003cli\u003e20+ years advanced 12-volt experience\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JL Audio","offers":[{"title":"Default Title","offer_id":51808020168983,"sku":"010-03337-00","price":1099.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0678\/3185\/7431\/files\/g13698647-F.webp?v=1768600645","url":"https:\/\/shop.mcorautomotive.com\/products\/jl-audio-watts-amplifier-400-watts-010-03337-00","provider":"shop.mcorautomotive.com","version":"1.0","type":"link"}