{"title":"Subwoofer Cables","description":"\u003cp\u003eSubwoofer cables carry the low-frequency signal from a preamplifier, processor, or integrated amp's subwoofer output to the subwoofer itself. It is a line-level run like any analog interconnect, but usually a long one, so shielding and a low-capacitance design matter for keeping bass tight and free of hum over distance. A long run of the wrong cable across a room is where hum and rolled-off bass creep in.\u003c\/p\u003e\u003cp\u003eThe range pairs \u003ca href=\"\/products\/viablue-nf-b-subwoofer-rca-cable\"\u003eVIABLUE's NF-B\u003c\/a\u003e, a single RCA cable with the brand's airpipe insulation and full-metal connectors, with REL's purpose-built LFE cables: the \u003ca href=\"\/products\/rel-commander%E2%84%A2-1-lfe-subwoofer-cable\"\u003eCommander\u003c\/a\u003e, \u003ca href=\"\/products\/rel-commodore%E2%84%A2-1-lfe-subwoofer-cable\"\u003eCommodore\u003c\/a\u003e, and \u003ca href=\"\/products\/rel-bassline-blue-subwoofer-cable\"\u003eBassline Blue\u003c\/a\u003e. REL builds these specifically for the .1\/LFE and high-level connections their subwoofers use, in lengths long enough to reach a sub placed anywhere in the room.\u003c\/p\u003e","products":[{"product_id":"viablue-nf-b-subwoofer-rca-cable","title":"VIABLUE NF-B Subwoofer RCA Cable","description":"\u003cp\u003eThe \u003cstrong\u003eVIABLUE™ NF-B Subwoofer RCA Cable\u003c\/strong\u003e is a high-performance coaxial cable crafted specifically for subwoofer signal transmission. Designed to move massive low-end information with clarity and authority, the NF-B combines robust internal geometry, advanced shielding, and custom connectors to deliver powerful, distortion-free bass reproduction. From home theater systems to high-end two-channel rigs, this cable ensures your subwoofer performs at its full potential.\u003c\/p\u003e\n\u003ch5\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePurpose-built subwoofer cable:\u003c\/strong\u003e Coaxial design optimized for deep bass signals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMassive center conductor:\u003c\/strong\u003e Packed with fine OFC copper strands for low-frequency impact\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTriple-layer shielding:\u003c\/strong\u003e Tinned and pure OFC spiral shields plus LDPE insulation layer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVIABLUE™ T8 RCA connectors:\u003c\/strong\u003e 24k gold-plated with optimal contact pressure\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFerrite Filter 9:\u003c\/strong\u003e Suppresses EMI noise for a clean low-end signal path\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCobra braided sleeve:\u003c\/strong\u003e Flexible, stylish, and ultra-soft for easy routing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHandmade in Germany:\u003c\/strong\u003e Assembled and tested by VIABLUE™ technicians for flawless execution\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eFocused Signal Transfer for Low Frequencies\u003c\/h5\u003e\n\u003cp\u003eAt the core of the NF-B is a massive inner conductor designed specifically for transmitting subwoofer frequencies. Composed of ultra-fine OFC copper strands, this conductor ensures precise bass response without smearing or loss of definition. A surrounding dielectric insulation layer maintains signal integrity and minimizes energy loss.\u003c\/p\u003e\n\u003ch5\u003eTriple-Layer Shielding\u003c\/h5\u003e\n\u003cp\u003eThe NF-B features VIABLUE™'s Triple-Shield technology, which includes two contra-rotating spiral shields made of both tinned and pure OFC copper, as well as a semiconducting LDPE layer. This configuration eliminates interference, ensures a black background, and provides effortless dynamic performance—even at high volume.\u003c\/p\u003e\n\u003ch5\u003eCustom Connectors and EMI Protection\u003c\/h5\u003e\n\u003cp\u003eThe cable is terminated with VIABLUE™’s\u003cstrong\u003e in-house engineered T8 RCA connectors,\u003c\/strong\u003e finished in 24-carat gold plating for lasting conductivity and contact stability. The integrated \u003cstrong\u003eFerrite Filter 9\u003c\/strong\u003e suppresses high-frequency EMI, ensuring that your subwoofer receives only pure, unadulterated signal free from external noise.\u003c\/p\u003e\n\u003ch5\u003eMade in Germany\u003c\/h5\u003e\n\u003cp\u003eAll VIABLUE™ cables are handcrafted and assembled in Germany by skilled technicians. Every NF-B Subwoofer RCA Cable undergoes rigorous quality control to ensure flawless construction, sonic transparency, and long-term reliability. From precision shielding to the immaculate termination of each connector, VIABLUE™'s German engineering ethos is evident in every detail, delivering professional-grade performance for discerning audiophiles.\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg alt=\"VIABLUE Made In Germany image showing german flag over the outline of germany\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0555\/5073\/8528\/files\/viablue-made-in-germany-cables-en_jpg.webp?v=1751650002\"\u003e\u003c\/p\u003e\n\u003ch5\u003eThe Listening Room Difference\u003c\/h5\u003e\n\u003cp\u003eThe Listening Room is a third-generation, family-owned HiFi shop built on trust, knowledge, exceptional service, and decades of experience. Owner Mike Hoatson is personally involved in almost every sale. That means real advice, real inventory, and a direct line to someone who knows what great sound should be. When you order from us, you’re not just getting a cable, you’re getting expert guidance from people who care about system synergy, sound quality, and long-term satisfaction. We know how to match gear because we’ve lived and breathed HiFi for decades.\u003c\/p\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"border-top: 1px solid #ccc; border-bottom: 1px solid #ccc;\"\u003e\n\u003ctd style=\"padding: 8px; text-align: left;\"\u003e\u003cstrong\u003eOuter Diameter with Sleeving\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; text-align: left;\"\u003e9.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #ccc;\"\u003e\n\u003ctd style=\"padding: 8px; text-align: left;\"\u003e\u003cstrong\u003eFerrite Filter Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; text-align: left;\"\u003e20 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #ccc;\"\u003e\n\u003ctd style=\"padding: 8px; text-align: left;\"\u003e\u003cstrong\u003eCapacitance (Conductor)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; text-align: left;\"\u003e125 pF\/m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #ccc;\"\u003e\n\u003ctd style=\"padding: 8px; text-align: left;\"\u003e\u003cstrong\u003eBurn-In Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; text-align: left;\"\u003eApprox. 20 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"VIABLUE","offers":[{"title":"1m (3.3ft)","offer_id":42153563258976,"sku":"VBNFBSUBRCA1M-13501","price":199.95,"currency_code":"USD","in_stock":true},{"title":"2.5m (8ft)","offer_id":42153580134496,"sku":"VBNFBSUBRCA2.5M-13505","price":299.95,"currency_code":"USD","in_stock":true},{"title":"5m (16ft)","offer_id":42153563390048,"sku":"VBNFBSUBRCA5M-13509","price":479.95,"currency_code":"USD","in_stock":true},{"title":"7.5m (24.6ft)","offer_id":42153563422816,"sku":"VBNFBSUBRCA7.5M-13513","price":499.95,"currency_code":"USD","in_stock":true},{"title":"10m (32.8ft)","offer_id":42153580167264,"sku":"VBNFBSUBRCA10M-13517","price":649.95,"currency_code":"USD","in_stock":true},{"title":"15m (49.2ft)","offer_id":42153580200032,"sku":"VBNFBSUBRCA15M-13521","price":799.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/5073\/8528\/files\/ViablueNF-BSubwooferRCACable.jpg?v=1753131386"},{"product_id":"rel-commander™-1-lfe-subwoofer-cable","title":"REL Commander™ .1\/LFE Subwoofer Cable","description":"\u003cp\u003eThe REL Commander™ .1\/LFE Subwoofer Cable is the everyday hero of the REL cable lineup, designed to deliver high-performance bass connectivity at a commanding value. Engineered specifically for REL’s \u003cstrong\u003eSerie T\/x\u003c\/strong\u003e, \u003cstrong\u003eHT Series\u003c\/strong\u003e (\u003ca href=\"https:\/\/listenroom.com\/products\/rel-ht-1205-mkii-subwoofer\" title=\"REL HT\/1205 MKII Subwoofer\" rel=\"noopener\" target=\"_blank\"\u003eHT\/1205 MKII\u003c\/a\u003e, \u003ca href=\"https:\/\/listenroom.com\/products\/rel-ht-1003-mkii-subwoofer\" title=\"REL HT\/1003 MKII Subwoofer\" rel=\"noopener\" target=\"_blank\"\u003eHT\/1003 MKII\u003c\/a\u003e), and \u003ca href=\"https:\/\/listenroom.com\/products\/rel-classic-98-subwoofer\" title=\"REL Classic 98 Subwoofer\" rel=\"noopener\" target=\"_blank\"\u003e\u003cstrong\u003eClassic 98\u003c\/strong\u003e\u003c\/a\u003e subwoofers, the Commander applies the lessons learned from the premium Commodore cable to a more accessible price point. By focusing on fundamental cable architecture—high-purity copper, low-noise geometry, and secure connections—it ensures your home theater delivers the full-bodied, dynamic impact the director intended, without the \"thick\" or \"slow\" sound often associated with generic subwoofer cables. \u003c\/p\u003e\n\u003ch5\u003eKey Features:\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Purity Copper:\u003c\/strong\u003e Utilizes 99.99% pure Oxygen-Free Copper (OFC) in a twisted-pair configuration for excellent conductivity and signal integrity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow-Noise Design:\u003c\/strong\u003e Features a dedicated ground path with two levels of noise attenuation to keep the background silent and the dynamics explosive.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReverse-Threaded RCA:\u003c\/strong\u003e Incorporates REL’s clever \"Left-Handed\" RCA connectors that tighten as you remove them, preventing barrels from loosening behind equipment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible PVC Jacket:\u003c\/strong\u003e Wrapped in a soft, durable PVC jacket that lies flat and routes easily around corners and baseboards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor Choice:\u003c\/strong\u003e Available in both \u003cstrong\u003eBlack\u003c\/strong\u003e and \u003cstrong\u003eWhite\u003c\/strong\u003e finishes to blend seamlessly with your room’s decor or baseboards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized for Value:\u003c\/strong\u003e Delivers the \"REL Sound\"—speed, warmth, and impact—at a price point perfectly matched to mid-tier systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eFundamentals Done Right\u003c\/h5\u003e\n\u003cp\u003eWhile other cables rely on gimmicky materials to justify cost, the Commander focuses on physics. The \"hot\" signal conductor is composed of two twisted pairs of 14-strand, 36-gauge Oxygen-Free Copper (OFC). This geometry is chosen to maintain the speed and clarity of bass transients. A separate, dedicated ground path uses 32 strands of 42-gauge OFC to shunt noise away from the signal, ensuring that quiet scenes remain quiet and explosions hit with startling immediacy. \u003c\/p\u003e\n\u003ch5\u003eA Connection You Can Trust\u003c\/h5\u003e\n\u003cp\u003eThe Commander borrows a brilliant feature from its more expensive sibling: the reverse-threaded RCA connector. On standard cables, twisting the connector to remove it often unscrews the outer shell, leaving you with a loose barrel. REL’s custom \"left-handed\" thread design means that the natural twisting motion used to remove the plug actually \u003cem\u003etightens\u003c\/em\u003e the shell, ensuring your cable remains intact and reliable for years of service. \u003c\/p\u003e\n\u003ch5\u003eDesigned for Real Rooms\u003c\/h5\u003e\n\u003cp\u003eSubwoofer cables often need to run long distances along walls or baseboards. The Commander features a rugged yet soft PVC jacket that is designed to lie flat and resist kinking. Whether you need a 3-meter run for a corner sub or a 12-meter run to reach the back of the room, the Commander is easy to install and easy to hide. With the option of a White jacket, it can disappear against light-colored trim, keeping your theater looking as good as it sounds.\u003c\/p\u003e\n\u003ch5\u003eThe Perfect Match\u003c\/h5\u003e\n\u003cp\u003eREL understands that the cable is a component, not an accessory. The Commander is voiced to complement the sonic signature of the Serie T\/x and HT subwoofers—slightly warm, full-bodied, and rhythmically precise. It ensures that your subwoofer receives a clean, uncolored signal, allowing it to blend seamlessly with your main speakers for a cohesive and immersive listening experience.\u003c\/p\u003e\n\u003ch5 class=\"p1\"\u003eThe Listening Room Difference\u003c\/h5\u003e\n\u003cp class=\"p1\"\u003eWe’re a third-generation family business with a brick-and-mortar showroom in Chestertown, Maryland, and a reputation built on trust, not hype. Whether you’re visiting in person or ordering online, we bring decades of experience, personalized service, and honest guidance to every interaction. We don’t just ship boxes. We help build systems, answer your questions like real humans, and make sure every detail of your setup is right, from the cables to the final connection. Our passion is helping you get the most out of your gear, with support that lasts well beyond the sale.\u003c\/p\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eType\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e.1\/LFE Subwoofer Interconnect (RCA to RCA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eSignal Conductor\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e(2) x 14 strands of 36 AWG Oxygen-Free Copper (OFC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eGrounding Conductor\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e32 strands of 42 AWG Oxygen-Free Copper (OFC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eDielectric\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003ePolyethylene (PE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eConnectors\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eREL Custom \"Left-Handed\" Reverse-Thread RCA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eJacket\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eSoft, Flexible PVC (Black or White)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eCompatibility\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eIdeal for Serie T\/x, HT Series, Classic 98\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eAvailable Lengths\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e3m, 5m, 8m, 12m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"REL","offers":[{"title":"Black \/ 3m (10ft)","offer_id":42421272412256,"sku":"RELCMNDR3MBL","price":99.0,"currency_code":"USD","in_stock":true},{"title":"Black \/ 5m (16ft)","offer_id":42421272445024,"sku":"RELCMNDR5MBL","price":129.0,"currency_code":"USD","in_stock":true},{"title":"Black \/ 8m (26ft)","offer_id":42421272477792,"sku":"RELCMNDR8MBL","price":179.0,"currency_code":"USD","in_stock":true},{"title":"Black \/ 12m (39.4ft)","offer_id":42421272510560,"sku":"RELCMNDR12MBL","price":249.0,"currency_code":"USD","in_stock":true},{"title":"White \/ 3m (10ft)","offer_id":42421272543328,"sku":"RELCMNDR3MWH","price":99.0,"currency_code":"USD","in_stock":true},{"title":"White \/ 5m (16ft)","offer_id":42421272576096,"sku":"RELCMNDR5MWH","price":129.0,"currency_code":"USD","in_stock":true},{"title":"White \/ 8m (26ft)","offer_id":42421272608864,"sku":"RELCMNDR8MWH","price":179.0,"currency_code":"USD","in_stock":true},{"title":"White \/ 12m (39.4ft)","offer_id":42421272641632,"sku":"RELCMNDR12MWH","price":249.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/5073\/8528\/files\/Cable_Black_White_20.jpg?v=1764693758"},{"product_id":"rel-commodore™-1-lfe-subwoofer-cable","title":"REL Commodore™ .1\/LFE Subwoofer Cable","description":"\u003cp\u003e\u003cstrong\u003eREL Commodore™ .1\/LFE: The Neural Pathway of Your Home Theater\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe REL Commodore™ .1\/LFE Subwoofer Cable is a premium interconnect designed to be the \"neural pathway\" of your home theater system. While many subwoofer cables are simply generic RCAs repackaged, the Commodore is engineered by the same team that designs the world's finest subwoofers. It is built to carry the specific, high-bandwidth energy of the Low-Frequency Effects (.1) channel with zero compression and absolute clarity. Perfectly matched for REL’s \u003ca href=\"https:\/\/listenroom.com\/products\/rel-s-850-subwoofer\" target=\"_blank\" title=\"REL S\/850 Subwoofer\" rel=\"noopener\"\u003e\u003cstrong\u003eSeries S\u003c\/strong\u003e\u003c\/a\u003e, \u003ca href=\"https:\/\/listenroom.com\/products\/rel-ht-1510-predator-subwoofer\" target=\"_blank\" title=\"REL HT\/1510 Predator Subwoofer\" rel=\"noopener\"\u003e\u003cstrong\u003eHT\/1510 Predator\u003c\/strong\u003e\u003c\/a\u003e, and \u003ca href=\"https:\/\/listenroom.com\/products\/rel-reference-no-31-subwoofer\" target=\"_blank\" title=\"REL Reference No. 31 Subwoofer\" rel=\"noopener\"\u003e\u003cstrong\u003eReference\u003c\/strong\u003e\u003c\/a\u003e models, this cable ensures that the explosive dynamics and subtle atmospheric cues of modern soundtracks are delivered with the speed, weight, and emotional impact the director intended.\u003c\/p\u003e\n\u003ch5\u003eKey Features:\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium OFC Conductors:\u003c\/strong\u003e Features a \"hot\" conductor made of 19 strands of ultra-fine 38 AWG Oxygen-Free Copper (OFC) for lightning-fast transient response.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual-Layer Noise Rejection:\u003c\/strong\u003e Utilizes a full aluminum foil shield plus a dedicated, independent grounding wire (11 strands of 32 AWG OFC) to eliminate hum and RF interference.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReverse-Threaded RCA Connectors:\u003c\/strong\u003e A REL-exclusive innovation where the connector shell tightens as you twist to remove it, preventing the common issue of barrels coming loose behind equipment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupplex™ Jacket:\u003c\/strong\u003e Wrapped in a distinctive blue, ultra-flexible Supplex™ braided jacket that lies flat and routes easily through tight spaces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHand-Soldered Precision:\u003c\/strong\u003e Every connector is hand-soldered to ensure a permanent, high-fidelity bond that maintains signal integrity over decades.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLFE Optimized:\u003c\/strong\u003e Specifically tuned to resolve the complex, high-dynamic signals found in the .1 channel of Dolby Digital and Atmos tracks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eUnraveling the Details\u003c\/h5\u003e\n\u003cp\u003eThe .1\/LFE channel is the foundation of cinematic sound, carrying not just \"boom,\" but the spatial pressure and transient attacks that make a movie feel real. The Commodore uses a high-purity Oxygen-Free Copper conductor composed of 19 strands of ultra-fine wire. This geometry is optimized to transmit the full weight of a soundtrack without blurring the leading edge of transients. The result is bass that stops and starts instantly—explosions hit harder, but dialogue and environmental sounds remain distinct and articulate.\u003c\/p\u003e\n\u003ch5\u003eThe Architecture of Silence\u003c\/h5\u003e\n\u003cp\u003eIn a modern home theater filled with Wi-Fi signals, Bluetooth devices, and power cables, noise is the enemy of performance. The Commodore fights this with a sophisticated shielding architecture. It employs a full aluminum foil shield to block Radio Frequency (RF) and Electromagnetic (EM) interference. Crucially, it also features a separate, dedicated grounding conductor (11 strands of 99.99% pure OFC) that provides a clean path to ground. This lowers the noise floor significantly, allowing you to hear the subtle, terrifying rumble of a spaceship or the faint heartbeat in a suspenseful scene that lesser cables obscure.\u003c\/p\u003e\n\u003ch5\u003eThe \"Left-Handed\" Solution\u003c\/h5\u003e\n\u003cp\u003eAnyone who has swapped cables behind an AV receiver knows the frustration of an RCA connector barrel coming loose as you try to twist it off. REL solved this with a brilliant mechanical innovation: the \"Left-Handed\" or reverse-threaded RCA shell. When you twist the connector counter-clockwise to remove it from a jack, the shell actually \u003cem\u003etightens\u003c\/em\u003e onto the connector body instead of unscrewing. This simple yet profound detail ensures your connections remain secure and reliable, no matter how often you upgrade or move your gear.\u003c\/p\u003e\n\u003ch5 class=\"p1\"\u003eThe Listening Room Difference\u003c\/h5\u003e\n\u003cp class=\"p1\"\u003eWe’re a third-generation family business with a brick-and-mortar showroom in Chestertown, Maryland, and a reputation built on trust, not hype. Whether you’re visiting in person or ordering online, we bring decades of experience, personalized service, and honest guidance to every interaction. We don’t just ship boxes. We help build systems, answer your questions like real humans, and make sure every detail of your setup is right, from the cables to the final connection. Our passion is helping you get the most out of your gear, with support that lasts well beyond the sale.\u003c\/p\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eType\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e.1\/LFE Subwoofer Interconnect (RCA to RCA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eSignal Conductor\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e19 strands of 38 AWG Oxygen-Free Copper (OFC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eGrounding Conductor\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e11 strands of 32 AWG Oxygen-Free Copper (OFC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eShielding\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eFull Aluminum Foil + Independent Ground Path\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eDielectric\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003ePolyethylene (PE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eConnectors\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eREL Custom \"Left-Handed\" Reverse-Thread RCA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eJacket\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eBlue Supplex™ Nylon Braid\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eAvailable Lengths\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e3m, 5m, 8m, 12m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"REL","offers":[{"title":"3m (10ft)","offer_id":42421277556832,"sku":"RELCMDROE3M","price":399.0,"currency_code":"USD","in_stock":true},{"title":"5m (16ft)","offer_id":42421277589600,"sku":"RELCMDROE5M","price":499.0,"currency_code":"USD","in_stock":true},{"title":"8m (26ft)","offer_id":42421277622368,"sku":"RELCMDROE8M","price":649.0,"currency_code":"USD","in_stock":true},{"title":"12m (39.4ft)","offer_id":42421277655136,"sku":"RELCMDROE12M","price":849.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/5073\/8528\/files\/Cable_Blue_082.jpg?v=1764694614"},{"product_id":"rel-bassline-blue-subwoofer-cable","title":"REL Bassline Blue Subwoofer Cable","description":"\u003cp\u003eThe REL Bassline Blue is a premium, handcrafted subwoofer cable designed to unlock the full potential of your REL sub-bass system. Developed by REL’s own engineering team, this cable is a significant upgrade over the standard high-level cable included in the box. It is engineered to improve every aspect of your system's performance, not just the bass. By utilizing \"Natural Drawn\" copper and optimizing the geometry for REL's unique high-impedance filter network, Bassline Blue delivers a soundstage that is more illuminated, dynamic, and natural. It clears the \"haze\" often associated with standard cabling, revealing the subtle textures and spatial cues that make high-fidelity audio so engaging. \u003c\/p\u003e\n\u003ch5\u003eKey Features:\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNatural Drawn™ Copper:\u003c\/strong\u003e Constructed from high-purity copper that is slow-drawn in a nitrogen bath to minimize impurities and preserve the natural structure of the wire for smoother sound.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTeflon Dielectric:\u003c\/strong\u003e Each conductor is immediately coated in a Teflon film upon extrusion, protecting the purity of the copper and ensuring consistent electrical characteristics.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHand-Built in California:\u003c\/strong\u003e Meticulously assembled by hand using pure silver solder to ensure a permanent, high-conductivity bond that won't degrade over time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized Geometry:\u003c\/strong\u003e Designed specifically to work with the unique input impedance of REL subwoofers, avoiding the pitfalls of standard \"thick\" speaker cables that can dull the sound.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSwiss Neutrik Speakon:\u003c\/strong\u003e Features a genuine, locking Neutrik Speakon connector at the subwoofer end for a reliable, gas-tight mechanical connection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGold-Plated Spades:\u003c\/strong\u003e The amplifier end is terminated with high-quality gold-plated spade lugs (or stackable bananas for the Naim version) for universal compatibility and resistance to oxidation. \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eSonic Illumination\u003c\/h5\u003e\n\u003cp\u003eThe most striking improvement Bassline Blue offers is what REL calls \"illumination.\" While bass definition and impact are certainly enhanced, the true magic lies in how it affects the entire frequency spectrum. The soundstage opens up, becoming larger and more transparent. Instruments and vocals gain better separation and focus, and the contrast between loud and soft passages becomes more distinct. It’s like cleaning a window you didn't realize was dirty—suddenly, the music is just \u003cem\u003ethere\u003c\/em\u003e.\u003c\/p\u003e\n\u003ch5\u003eScience Meets Craft\u003c\/h5\u003e\n\u003cp\u003eStandard cables often focus on being thick to carry high current, but REL's high-level input draws virtually zero current. Therefore, Bassline Blue focuses on geometry and material purity. The \"Natural Drawn\" copper is processed gently to avoid hardening the metal, preserving its sonic neutrality. The use of pure silver solder is a labor-intensive choice that pays off in detail and longevity. This is a cable built by system designers, not just wire manufacturers. \u003c\/p\u003e\n\u003ch5\u003eThe High-Level Advantage\u003c\/h5\u003e\n\u003cp\u003eREL’s High-Level Connection is famous for allowing the subwoofer to receive the exact same signal as your main speakers, ensuring perfect timing and tonal balance. Bassline Blue refines this connection to its highest degree. By reducing resistance and optimizing signal transfer speed, it ensures that your subwoofer blends even more seamlessly with your main speakers, disappearing sonically while adding weight and scale to the performance. \u003c\/p\u003e\n\u003ch5\u003eA Naim-Specific Option\u003c\/h5\u003e\n\u003cp\u003eFor owners of Naim amplification, REL offers a specific version of the Bassline Blue. Naim amplifiers have unique output impedance characteristics that can be sensitive to cable capacitance. The Naim-compatible Bassline Blue features a custom circuit and stackable banana plugs that mimic the electrical properties required for stability, allowing Naim users to safely enjoy the full benefits of a REL subwoofer without compromising amplifier performance.\u003c\/p\u003e\n\u003ch5 class=\"p1\"\u003eThe Listening Room Difference\u003c\/h5\u003e\n\u003cp class=\"p1\"\u003eWe’re a third-generation family business with a brick-and-mortar showroom in Chestertown, Maryland, and a reputation built on trust, not hype. Whether you’re visiting in person or ordering online, we bring decades of experience, personalized service, and honest guidance to every interaction. We don’t just ship boxes. We help build systems, answer your questions like real humans, and make sure every detail of your setup is right, from the cables to the final connection. Our passion is helping you get the most out of your gear, with support that lasts well beyond the sale.\u003c\/p\u003e\n\u003ch5\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/h5\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eConductor Material\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eNatural Drawn™ High Purity Copper\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eDielectric\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eTeflon Film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eSubwoofer Connector\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eNeutrik Speakon (NL4FC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eAmplifier Connector\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eGold-Plated Spade Lugs (Standard) or Stackable Bananas (Naim Version)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eSolder Type\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003ePure Silver Solder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eAvailable Lengths\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e3m, 6m, 10m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eGeometry\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eOptimized for High-Impedance High-Level Input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eAssembly\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eHand-assembled in California, USA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"REL","offers":[{"title":"3m (10ft)","offer_id":42421284077664,"sku":"RELBBC3M","price":499.0,"currency_code":"USD","in_stock":true},{"title":"6m (19.6ft)","offer_id":42421308227680,"sku":"RELBBC6M","price":599.0,"currency_code":"USD","in_stock":true},{"title":"10m (32.8ft)","offer_id":42421308260448,"sku":"RELBBC10M","price":699.0,"currency_code":"USD","in_stock":true},{"title":"NAIM 3m","offer_id":42421308293216,"sku":"RELNAIM3M","price":599.0,"currency_code":"USD","in_stock":true},{"title":"NAIM 6m","offer_id":42421308325984,"sku":"RELNAIM6M","price":699.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/5073\/8528\/files\/Adobe_Express_-_file.jpg?v=1764695199"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/5073\/8528\/collections\/Cable_Blue_082_ae2f8299-5a0d-4bb9-a172-6c15cb4fb17d.jpg?v=1779419795","url":"https:\/\/listenroom.com\/collections\/subwoofer-cables.oembed","provider":"The Listening Room","version":"1.0","type":"link"}