{"product_id":"rockville-rs6x9-4-6x9-quad-speaker-enclosure-box-for-car-audio","title":"Rockville RS6X9-4 6x9 Quad Speaker Enclosure Box - Double-Angle Fit","description":"\u003cp\u003eIn this review the Rockville RS6X9-4 6x9 quad speaker enclosure is presented for vehicle owners who want a sealed, space-saving way to add four 6x9 speakers for fuller sound without complex fabrication. The bottom line: this enclosure's sealed chambers and heavy 3\/4' MDF construction deliver tighter bass and clear midrange in a compact double-angle cabinet that fits behind seats or in narrow cargo areas. It is best for installers seeking a ready-made, sturdy box that supports deeper mounting depths and secure connections.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMade in the USA:\u003c\/strong\u003e Built domestically to provide consistent manufacturing quality and easier sourcing for replacement parts or support.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3\/4' MDF construction:\u003c\/strong\u003e Thick medium-density fiberboard reduces unwanted vibrations and helps the enclosure maintain tight low-frequency response.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSealed chambers:\u003c\/strong\u003e Each of the four compartments is sealed to produce tighter bass and improved clarity compared with open or poorly partitioned boxes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecure connections:\u003c\/strong\u003e Gold spring-loaded terminals offer reliable speaker contact and simplified wiring for installers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDouble-angle design:\u003c\/strong\u003e The angled shape increases vehicle compatibility and lets the cabinet sit flush behind seats or in sloped cargo areas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision mounting:\u003c\/strong\u003e Machine-cut mounting holes and 4-hole mounting pattern make for an accurate fit with common 6x9 speakers up to 7.0' mounting depth.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe RS6X9-4 is aimed at car audio enthusiasts, installers, and DIYers who want to add four 6x9 speakers in a sealed, factory-like enclosure without cutting custom panels. It suits vehicles with limited depth behind seats, larger SUVs, and anyone who prefers a finished box over ad hoc installations.\u003c\/p\u003e\n\u003cp\u003eIt is less appropriate for those who need a ported or bandpass solution for maximum SPL or for systems that require custom internal tuning. Buyers who require ultra-lightweight enclosures for racing applications should also consider alternative materials.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSturdy 3\/4' MDF construction that minimizes resonance for cleaner sound.\u003c\/li\u003e\n\u003cli\u003eSealed, individually partitioned chambers that tighten bass response and improve clarity.\u003c\/li\u003e\n\u003cli\u003eGold spring-loaded terminals and precision cut mounting holes for reliable, easy installation.\u003c\/li\u003e\n\u003cli\u003eDouble-angle shape increases vehicle compatibility and supports 7.0' mounting depth.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSome customers reported mixed impressions of build quality, so finish and fit can vary between units.\u003c\/li\u003e\n\u003cli\u003eThe sealed design sacrifices the extra low-end extension that a ported enclosure can provide.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eRockville\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eRS6X9-4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConstruction\u003c\/td\u003e\n\u003ctd\u003e3\/4' MDF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDesign\u003c\/td\u003e\n\u003ctd\u003eDouble-angle, sealed chambers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003e4-hole pattern, machine-cut, supports up to 7.0' depth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e49' L x 8.5' D x 8' Front H x 5' Back H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminals\u003c\/td\u003e\n\u003ctd\u003eGold spring-loaded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Rockville RS6X9-4 is a practical, value-oriented sealed enclosure for anyone who wants to install four 6x9 speakers quickly and with predictable acoustic results. Its 3\/4' MDF build, sealed chambers, and precision fittings make it a sensible choice for most street and daily-driving applications, though buyers seeking maximum ported bass or flawless cosmetic finish should check the unit in person.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill this box fit behind a rear seat?\u003c\/strong\u003e\u003cbr\u003eThe double-angle design and slim depth make it suitable for many vehicles behind seats, but measure clearance and speaker depth up to 7.0' before purchasing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use any 6x9 speaker in this enclosure?\u003c\/strong\u003e\u003cbr\u003eMost standard 6x9 speakers that fit the machine-cut mounting holes and do not exceed 7.0' mounting depth will work; verify speaker mounting depth first.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the enclosure ported or sealed?\u003c\/strong\u003e\u003cbr\u003eThe RS6X9-4 features sealed chambers for each speaker, which yields tighter bass and clearer midrange compared with ported designs.\u003c\/p\u003e","brand":"Rockville","offers":[{"title":"Default Title","offer_id":48198807421147,"sku":"B0BQJ2H7HH","price":94.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61rTKLIb0QL._AC_SL1500.jpg?v=1769796559","url":"https:\/\/gearmusthave.com\/products\/rockville-rs6x9-4-6x9-quad-speaker-enclosure-box-for-car-audio","provider":"GearMustHave","version":"1.0","type":"link"}