{"product_id":"alpine-bassrev-4-2-way-audio-component-speaker-system-brv-s40c","title":"Alpine BassRev 4″ 2-Way Audio Component Speaker System BRV-S40C","description":"\u003ch2\u003eAlpine BRV-S40C BassRev 4\" 2-Way Component Speakers with HEDGE Surround Technology\u003c\/h2\u003e\n\n\u003cp\u003eExperience premium sound quality from a compact speaker upgrade with the Alpine BRV-S40C BassRev 4\" 2-Way Component Speaker System. Designed using Alpine’s decades of acoustic engineering expertise, the BassRev Series introduces innovative HEDGE (High Excursion Design Gathered Edge) technology that delivers enhanced bass performance while preserving the exceptional clarity, detail, and accuracy that Alpine is known for.\u003c\/p\u003e\n\n\u003cp\u003eFeaturing a lightweight polypropylene woofer, powerful Strontium Ferrite magnet structure, and precision 1-inch polyester soft dome tweeters, the BRV-S40C produces rich sound with surprising low-frequency performance from a compact speaker format. Ideal for factory speaker replacement applications, these speakers offer a significant upgrade in overall audio quality and listening enjoyment.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4\" (125mm) 2-Way Component Speaker System\u003c\/strong\u003e designed for superior audio performance in compact installations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExclusive HEDGE Surround Technology\u003c\/strong\u003e increases cone excursion for enhanced bass response.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight Polypropylene Woofer Cone\u003c\/strong\u003e provides rigidity and reduced distortion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1\" Polyester Soft Dome Tweeters\u003c\/strong\u003e deliver smooth and detailed high-frequency reproduction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLarge 75mm Strontium Ferrite Magnet Structure\u003c\/strong\u003e improves efficiency and speaker control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e25mm Woofer Voice Coil\u003c\/strong\u003e supports improved power handling and dynamic output.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Quality Audio-Grade Tweeter Crossover Network\u003c\/strong\u003e for seamless frequency integration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNeodymium Tweeter Magnets\u003c\/strong\u003e ensure precise and articulate treble response.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM-Compatible Tweeter Mounting System\u003c\/strong\u003e for easy installation in factory locations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOPTIM™Sync Compatible\u003c\/strong\u003e when paired with Alpine OPTIM™8 DSP processing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAdvanced HEDGE Surround Technology\u003c\/h3\u003e\n\n\u003cp\u003eAlpine’s innovative HEDGE (High Excursion Design Gathered Edge) surround technology is specifically engineered to maximise speaker excursion while maintaining precise control. The BRV-S40C can achieve up to 20mm of maximum linear excursion, delivering impressive bass performance within the critical 67Hz–120Hz range.\u003c\/p\u003e\n\n\u003cp\u003eThis advanced surround design enables deeper bass output, improved punch, and greater sound pressure levels compared to conventional factory speakers, creating a fuller and more engaging listening experience.\u003c\/p\u003e\n\n\u003ch3\u003eLightweight Polypropylene Woofer Cone\u003c\/h3\u003e\n\n\u003cp\u003eThe BRV-S40C features a specially engineered polypropylene woofer cone that combines lightweight construction with excellent rigidity. This design effectively resists unwanted resonance and vibration, allowing the speaker to maintain clean, balanced sound reproduction even at higher volume levels.\u003c\/p\u003e\n\n\u003cp\u003eThe result is improved bass accuracy, enhanced midrange clarity, and lower distortion across the entire frequency range.\u003c\/p\u003e\n\n\u003ch3\u003eLarge Magnet Structure for Increased Output\u003c\/h3\u003e\n\n\u003cp\u003eBuilt with a large 75mm Strontium Ferrite magnet and oversized 25mm voice coil, the BRV-S40C is designed to maximise speaker control and efficiency. This powerful motor structure works together with Alpine’s HEDGE surround technology to deliver stronger bass response, increased output capability, and greater overall sound performance.\u003c\/p\u003e\n\n\u003ch3\u003ePremium Soft Dome Tweeters\u003c\/h3\u003e\n\n\u003cp\u003eThe included 1-inch polyester soft dome tweeters are engineered to reproduce subtle details and upper-frequency harmonics with exceptional precision. Featuring lightweight polyester diaphragms and powerful Neodymium magnets, the tweeters deliver smooth, natural, and highly detailed high-frequency reproduction.\u003c\/p\u003e\n\n\u003cp\u003eEnjoy wider sound staging, improved imaging, and enhanced musical detail without harshness or listening fatigue.\u003c\/p\u003e\n\n\u003ch3\u003eOEM-Friendly Installation Design\u003c\/h3\u003e\n\n\u003cp\u003eThe BRV-S40C tweeters feature removable housings and trim rings that allow compact installation into many factory tweeter locations. Suitable mounting positions include:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eA-Pillars\u003c\/li\u003e\n\u003cli\u003eMirror Sail Panels\u003c\/li\u003e\n\u003cli\u003eFactory Tweeter Housings\u003c\/li\u003e\n\u003cli\u003eDoor Trim Locations\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThis flexible design allows installers to maintain a factory-style appearance with minimal modification while achieving optimal sound performance.\u003c\/p\u003e\n\n\u003ch3\u003eOPTIM™Sync Technology Compatibility\u003c\/h3\u003e\n\n\u003cp\u003eThe BRV-S40C is compatible with Alpine’s advanced OPTIM™Sync processing when paired with the Alpine OPTIM™8 DSP Amplifier. OPTIM™Sync intelligently applies speaker-specific equalisation and dynamic bass enhancement to unlock deeper bass extension, improved tonal balance, and enhanced overall audio performance.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\n\u003ctable style=\"width:100%; border-collapse:collapse;\" border=\"1\" cellpadding=\"8\"\u003e\n\u003ctbody\u003e\n\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eModel\u003c\/th\u003e\n\u003ctd\u003eAlpine BRV-S40C\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eSpeaker Type\u003c\/th\u003e\n\u003ctd\u003e2-Way Component Speaker System\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eWoofer Size\u003c\/th\u003e\n\u003ctd\u003e4\" (125mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eWoofer Cone Material\u003c\/th\u003e\n\u003ctd\u003ePolypropylene (PP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eSurround Technology\u003c\/th\u003e\n\u003ctd\u003eHEDGE (High Excursion Design Gathered Edge)\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eWoofer Voice Coil\u003c\/th\u003e\n\u003ctd\u003e25mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eWoofer Magnet Material\u003c\/th\u003e\n\u003ctd\u003eStrontium Ferrite\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eWoofer Magnet Size\u003c\/th\u003e\n\u003ctd\u003e75mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eTweeter Size\u003c\/th\u003e\n\u003ctd\u003e1\" Polyester Soft Dome\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eTweeter Voice Coil\u003c\/th\u003e\n\u003ctd\u003e20mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eTweeter Magnet Material\u003c\/th\u003e\n\u003ctd\u003eNeodymium\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eCrossover Network\u003c\/th\u003e\n\u003ctd\u003eHigh-Quality Audio-Grade Tweeter Crossover\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth align=\"left\"\u003ePeak Power Handling\u003c\/th\u003e\n\u003ctd\u003e120 Watts\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eRMS Power Handling\u003c\/th\u003e\n\u003ctd\u003e40 Watts RMS (CTA-2031 Compliant)\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eFrequency Response\u003c\/th\u003e\n\u003ctd\u003e75Hz – 20kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eImpedance\u003c\/th\u003e\n\u003ctd\u003e4 Ohms\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eSensitivity\u003c\/th\u003e\n\u003ctd\u003e87dB\/W\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eRecommended Amplification\u003c\/th\u003e\n\u003ctd\u003eUp to 40W RMS Per Channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWoofer Dimensions\u003c\/h3\u003e\n\n\u003ctable style=\"width:100%; border-collapse:collapse;\" border=\"1\" cellpadding=\"8\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eFrame Diameter\u003c\/th\u003e\n\u003ctd\u003e10.08 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eCut-Out Diameter\u003c\/th\u003e\n\u003ctd\u003e9.5 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eMounting Depth\u003c\/th\u003e\n\u003ctd\u003e4.49 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eMounting Height\u003c\/th\u003e\n\u003ctd\u003e0.69 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eMagnet Diameter\u003c\/th\u003e\n\u003ctd\u003e7.5 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eTweeter Dimensions\u003c\/h3\u003e\n\n\u003ctable style=\"width:100%; border-collapse:collapse;\" border=\"1\" cellpadding=\"8\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eFrame Diameter\u003c\/th\u003e\n\u003ctd\u003e5.8 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eMounting Diameter\u003c\/th\u003e\n\u003ctd\u003e5.1 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eMounting Depth\u003c\/th\u003e\n\u003ctd\u003e1.76 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eHeight\u003c\/th\u003e\n\u003ctd\u003e2.54 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e2 x Alpine BRV-S40C 4\" BassRev Woofers\u003c\/li\u003e\n\u003cli\u003e2 x 1\" Polyester Soft Dome Tweeters\u003c\/li\u003e\n\u003cli\u003e2 x Audio-Grade Tweeter Crossovers\u003c\/li\u003e\n\u003cli\u003eTweeter Flush Mount Hardware\u003c\/li\u003e\n\u003cli\u003eOEM-Compatible Tweeter Mounting Components\u003c\/li\u003e\n\u003cli\u003eProtective Speaker Grilles\u003c\/li\u003e\n\u003cli\u003eInstallation Hardware\u003c\/li\u003e\n\u003cli\u003eUser Documentation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose the Alpine BRV-S40C?\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eAdvanced HEDGE surround technology for enhanced bass performance\u003c\/li\u003e\n\u003cli\u003ePremium polypropylene woofer cone for accurate sound reproduction\u003c\/li\u003e\n\u003cli\u003eLarge magnet structure and 25mm voice coil for improved output\u003c\/li\u003e\n\u003cli\u003eDetailed polyester soft dome tweeters with Neodymium magnets\u003c\/li\u003e\n\u003cli\u003eOEM-friendly installation design\u003c\/li\u003e\n\u003cli\u003eCompatible with Alpine OPTIM™Sync DSP tuning technology\u003c\/li\u003e\n\u003cli\u003eExcellent factory speaker replacement solution\u003c\/li\u003e\n\u003cli\u003eLegendary Alpine sound quality and reliability\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe Alpine BRV-S40C BassRev 4\" Component Speaker System delivers impressive bass, exceptional clarity, and detailed high-frequency performance in a compact package, making it the perfect upgrade for drivers seeking premium sound quality from factory speaker locations.\u003c\/p\u003e","brand":"Alpine","offers":[{"title":"Default Title","offer_id":52031584403776,"sku":"BRV-S40C","price":249.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0263\/1814\/3585\/files\/BRV-S40C_Thumbnail.webp?v=1779347263","url":"https:\/\/tjmnorthernbeaches.com.au\/products\/alpine-bassrev-4-2-way-audio-component-speaker-system-brv-s40c","provider":"TJM Northern Beaches","version":"1.0","type":"link"}