{"id":9970387517680,"title":"Technophonic 5-Channel Amplifier + R-TW84 Shallow-Mount Subwoofer Bundle","handle":"technophonic-5-channel-amplifier-r-tw84-shallow-mount-subwoofer-bundle","description":"\u003c!-- Main Content Section --\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; padding: 20px; gap: 20px; max-width: 100%;\"\u003e\n\u003c!-- Image Section --\u003e\n\u003cdiv style=\"flex: 2; min-width: 300px; padding: 10px;\"\u003e\n\u003cdiv\u003e\n\u003ch2\u003eTechnophonic 5-Channel Amplifier + R-TW84 Shallow-Mount Subwoofer Bundle\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eBring modern sound to your classic car or truck with this perfectly matched bundle. The RetroSound® Technophonic 5-Channel Class D Amplifier provides four full-range channels to power your speakers plus a dedicated subwoofer channel — making it the ideal partner for the ultra-thin R-TW84 8-inch Subwoofer.\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eWith only 2 inches of mounting depth, the R-TW84 fits where traditional subs can’t, delivering deep, accurate bass without compromising space. When paired with the Technophonic, you get a balanced, powerful system that combines clear highs, rich mids, and tight low-end response — all designed for easy integration into vehicles with limited room.\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003eThis bundle is perfect for enthusiasts who want a complete, high-performance upgrade that preserves the original look and feel of their classic ride while enjoying the benefits of modern audio technology.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Features Section --\u003e\n\u003caside style=\"flex: 1; min-width: 300px; padding: 15px; background: #f3f3f3; border-radius: 8px; margin-left: auto; align-self: flex-start;\"\u003e\n\u003ch3 style=\"color: #333; text-align: center;\"\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThe Technophonic provides a dedicated sub channel with enough headroom to drive the R-TW84 to its full potential, while also powering your main speakers.\u003c\/li\u003e\n\u003cli\u003eThe R-TW84 has a mounting depth of just 2″, making it ideal for tight spaces under seats, behind panels, or in custom enclosures.\u003c\/li\u003e\n\u003cli\u003eThe Technophonic uses full-range Class D digital circuitry for high dynamic range and low distortion.\u003c\/li\u003e\n\u003cli\u003eThe sub output delivers 225 W RMS at 4 Ω (330 W RMS at 2 Ω) to your R-TW84.\u003c\/li\u003e\n\u003cli\u003eThe R-TW84 sports a neodymium magnet, a rigid cast-aluminum basket, polypropylene cone, and Santoprene® surround for clean, durable bass output.\u003c\/li\u003e\n\u003cli\u003eAdd extra low end where needed with the 0–12 dB bass boost, and adjust sub gain on the fly with the remote control from the front seat.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"color: #333; text-align: center;\"\u003eBundle Includes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e(1) RetroSound® R-TW84 Shallow-Mount 4-ohm Subwoofer\u003c\/li\u003e\n\u003cli\u003e(1) RetroSound® Technophonic 5-Channel Class D Amplifier\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"color: #333; text-align: center;\"\u003eR-TW84 Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeak Power Handling:\u003c\/td\u003e\n\u003ctd\u003e500 Watt\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRMS Power Handling:\u003c\/td\u003e\n\u003ctd\u003e250 Watt\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Impedance\u003c\/td\u003e\n\u003ctd\u003e4 Ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC Resistance (Re): \u003c\/td\u003e\n\u003ctd\u003e3.5 Ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResonace Frequency (Fs):\u003c\/td\u003e\n\u003ctd\u003e33 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Range:\u003c\/td\u003e\n\u003ctd\u003e32~5000Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensitivity:\u003c\/td\u003e\n\u003ctd\u003e88dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/aside\u003e\n\u003c\/div\u003e","published_at":"2026-04-04T15:49:09-07:00","created_at":"2026-04-04T15:49:09-07:00","vendor":"Retro Manufacturing","type":"Amplifiers \u0026 Subwoofers","tags":["amps\u0026subs","nondab"],"price":31499,"price_min":31499,"price_max":31499,"available":true,"price_varies":false,"compare_at_price":37999,"compare_at_price_min":37999,"compare_at_price_max":37999,"compare_at_price_varies":false,"variants":[{"id":49501263757552,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"Techno-TW84","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Technophonic 5-Channel Amplifier + R-TW84 Shallow-Mount Subwoofer Bundle","public_title":null,"options":["Default Title"],"price":31499,"weight":1111,"compare_at_price":37999,"inventory_quantity":0,"inventory_management":null,"inventory_policy":"deny","barcode":null,"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/www.hitechclassics.com\/cdn\/shop\/files\/TECHNOPHONIC-RTW84-Bundle-OneSpeaker-DSC00554.jpg?v=1775342951","\/\/www.hitechclassics.com\/cdn\/shop\/files\/TECHNO-R-TW84-Bundle-OneSpeaker-DSC00214.jpg?v=1775342951"],"featured_image":"\/\/www.hitechclassics.com\/cdn\/shop\/files\/TECHNOPHONIC-RTW84-Bundle-OneSpeaker-DSC00554.jpg?v=1775342951","options":["Title"],"media":[{"alt":null,"id":44161180369136,"position":1,"preview_image":{"aspect_ratio":1.0,"height":1500,"width":1500,"src":"\/\/www.hitechclassics.com\/cdn\/shop\/files\/TECHNOPHONIC-RTW84-Bundle-OneSpeaker-DSC00554.jpg?v=1775342951"},"aspect_ratio":1.0,"height":1500,"media_type":"image","src":"\/\/www.hitechclassics.com\/cdn\/shop\/files\/TECHNOPHONIC-RTW84-Bundle-OneSpeaker-DSC00554.jpg?v=1775342951","width":1500},{"alt":null,"id":44161180401904,"position":2,"preview_image":{"aspect_ratio":1.0,"height":1500,"width":1500,"src":"\/\/www.hitechclassics.com\/cdn\/shop\/files\/TECHNO-R-TW84-Bundle-OneSpeaker-DSC00214.jpg?v=1775342951"},"aspect_ratio":1.0,"height":1500,"media_type":"image","src":"\/\/www.hitechclassics.com\/cdn\/shop\/files\/TECHNO-R-TW84-Bundle-OneSpeaker-DSC00214.jpg?v=1775342951","width":1500}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003c!-- Main Content Section --\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; padding: 20px; gap: 20px; max-width: 100%;\"\u003e\n\u003c!-- Image Section --\u003e\n\u003cdiv style=\"flex: 2; min-width: 300px; padding: 10px;\"\u003e\n\u003cdiv\u003e\n\u003ch2\u003eTechnophonic 5-Channel Amplifier + R-TW84 Shallow-Mount Subwoofer Bundle\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eBring modern sound to your classic car or truck with this perfectly matched bundle. The RetroSound® Technophonic 5-Channel Class D Amplifier provides four full-range channels to power your speakers plus a dedicated subwoofer channel — making it the ideal partner for the ultra-thin R-TW84 8-inch Subwoofer.\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eWith only 2 inches of mounting depth, the R-TW84 fits where traditional subs can’t, delivering deep, accurate bass without compromising space. When paired with the Technophonic, you get a balanced, powerful system that combines clear highs, rich mids, and tight low-end response — all designed for easy integration into vehicles with limited room.\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003eThis bundle is perfect for enthusiasts who want a complete, high-performance upgrade that preserves the original look and feel of their classic ride while enjoying the benefits of modern audio technology.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Features Section --\u003e\n\u003caside style=\"flex: 1; min-width: 300px; padding: 15px; background: #f3f3f3; border-radius: 8px; margin-left: auto; align-self: flex-start;\"\u003e\n\u003ch3 style=\"color: #333; text-align: center;\"\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThe Technophonic provides a dedicated sub channel with enough headroom to drive the R-TW84 to its full potential, while also powering your main speakers.\u003c\/li\u003e\n\u003cli\u003eThe R-TW84 has a mounting depth of just 2″, making it ideal for tight spaces under seats, behind panels, or in custom enclosures.\u003c\/li\u003e\n\u003cli\u003eThe Technophonic uses full-range Class D digital circuitry for high dynamic range and low distortion.\u003c\/li\u003e\n\u003cli\u003eThe sub output delivers 225 W RMS at 4 Ω (330 W RMS at 2 Ω) to your R-TW84.\u003c\/li\u003e\n\u003cli\u003eThe R-TW84 sports a neodymium magnet, a rigid cast-aluminum basket, polypropylene cone, and Santoprene® surround for clean, durable bass output.\u003c\/li\u003e\n\u003cli\u003eAdd extra low end where needed with the 0–12 dB bass boost, and adjust sub gain on the fly with the remote control from the front seat.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"color: #333; text-align: center;\"\u003eBundle Includes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e(1) RetroSound® R-TW84 Shallow-Mount 4-ohm Subwoofer\u003c\/li\u003e\n\u003cli\u003e(1) RetroSound® Technophonic 5-Channel Class D Amplifier\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"color: #333; text-align: center;\"\u003eR-TW84 Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeak Power Handling:\u003c\/td\u003e\n\u003ctd\u003e500 Watt\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRMS Power Handling:\u003c\/td\u003e\n\u003ctd\u003e250 Watt\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Impedance\u003c\/td\u003e\n\u003ctd\u003e4 Ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC Resistance (Re): \u003c\/td\u003e\n\u003ctd\u003e3.5 Ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResonace Frequency (Fs):\u003c\/td\u003e\n\u003ctd\u003e33 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Range:\u003c\/td\u003e\n\u003ctd\u003e32~5000Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensitivity:\u003c\/td\u003e\n\u003ctd\u003e88dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/aside\u003e\n\u003c\/div\u003e"}