{"product_id":"qdc-iem-ofc-replacement-cable-3-5mm-mmcx-hifi-earphone-cord","title":"QDC IEM OFC Replacement Cable 3.5mm Plug | MMCX HiFi Upgrade","description":"\n\u003ch2\u003eHUXUAN QDC IEM Replacement Cable — Oxygen-Free Copper, 3.5mm Audio Plug\u003c\/h2\u003e\n\u003cp\u003eUpgrade your listening experience with this high-purity \u003cstrong\u003eoxygen-free copper (OFC) replacement cable\u003c\/strong\u003e designed specifically for QDC and MMCX detachable in-ear monitor (IEM) headphones. Whether you're an audiophile chasing pristine sound fidelity or a commuter who needs a reliable everyday cable, this dual-parallel core wire delivers cleaner signal transmission and impressive durability. Made in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Upgrade to This OFC Cable?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Purity Oxygen-Free Copper Core:\u003c\/strong\u003e The dual-parallel OFC construction minimizes conductivity loss, faithfully reproducing rich vocal nuances and intricate instrument details for a true HiFi experience.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStable 3.5mm Standard Audio Plug:\u003c\/strong\u003e The precision-engineered round plug ensures consistent, low-noise signal transmission. Available in two versions — with or without a built-in microphone — so you can choose the right fit for music listening or hands-free calls.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMMCX \u0026amp; QDC Compatible:\u003c\/strong\u003e Specifically designed for QDC pluggable headphones and MMCX interface detachable IEMs, making it a seamless swap for your existing cable.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlexible \u0026amp; Bend-Resistant:\u003c\/strong\u003e The cable's flexible construction resists internal wire breakage even after repeated bending, coiling, and storage — perfect for daily use on the go.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Transparent Sheath:\u003c\/strong\u003e The wear-resistant, anti-aging outer jacket won't crack or yellow over time, keeping your setup looking clean and performing reliably for years.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eComfortable Cable Length:\u003c\/strong\u003e A thoughtfully chosen length offers a natural fit whether you're commuting, gaming, or at your desk for professional audio monitoring.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHUXUAN\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOxygen-Free Copper (OFC)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConnector\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.5mm Standard Audio Plug\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInterface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMMCX \/ QDC\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVersions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCable only \/ Cable with microphone\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 piece\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOuter Sheath\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTransparent, wear-resistant, anti-aging\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDaily music listening and HiFi audiophile setups\u003c\/li\u003e\n  \u003cli\u003eGaming and video watching\u003c\/li\u003e\n  \u003cli\u003eCommuting and travel\u003c\/li\u003e\n  \u003cli\u003eProfessional audio monitoring\u003c\/li\u003e\n  \u003cli\u003eReplacing worn or damaged IEM cables\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePlease Note\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003ePhotos may not reflect actual size — refer to the description for specifications.\u003c\/li\u003e\n  \u003cli\u003eMinor measurement differences may occur due to manual measurement.\u003c\/li\u003e\n  \u003cli\u003eColors may vary slightly between different monitors and displays.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eYou May Also Like\u003c\/h3\u003e\n\u003cp\u003eLooking for more accessories and comfort gear? Check out our \u003ca href=\"\/products\/1-inflatable-waist-cushion-travel-waist-support-portable-inflatable-waist-cushion-travel-pillow-complimentary-storage-bag\"\u003ePortable Inflatable Waist Cushion \u0026amp; Travel Pillow\u003c\/a\u003e for your commute, or our \u003ca href=\"\/products\/1-press-type-inflatable-pillow-u-shaped-pillow-foldable-u-shaped-double-hump-neck-pillow-portable-outdoor-travel-pillow\"\u003eFoldable U-Shaped Neck Pillow\u003c\/a\u003e for long listening sessions on the road.\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.epa.gov\/recycle\/used-lithium-ion-batteries\" target=\"_blank\" rel=\"noopener\"\u003eEPA guidance on lithium-ion battery handling\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Is this OFC IEM replacement cable compatible with all in-ear monitors?\u003c\/h4\u003e\n\u003cp\u003eA: This cable is specifically designed for QDC detachable headphones and any IEM with an MMCX interface connector. If your in-ear monitors feature an MMCX socket, this cable is a direct drop-in replacement. Please verify your headphone's connector type before purchasing.\u003c\/p\u003e\n\u003ch4\u003eQ: What is the difference between the microphone and non-microphone versions?\u003c\/h4\u003e\n\u003cp\u003eA: The version without a microphone is optimized for pure music listening, delivering the cleanest possible audio signal. The version with a built-in microphone adds hands-free call functionality, making it ideal for commuting, gaming, or any situation where you need to take calls without removing your earphones.\u003c\/p\u003e\n\u003ch4\u003eQ: Does oxygen-free copper really improve sound quality compared to a standard cable?\u003c\/h4\u003e\n\u003cp\u003eA: Yes — high-purity oxygen-free copper (OFC) has lower electrical resistance and fewer impurities than standard copper, which reduces signal loss. This translates to cleaner, more detailed audio reproduction, especially in the vocal midrange and delicate high-frequency instrument details that audiophiles care about most.\u003c\/p\u003e\n\u003ch4\u003eQ: How durable is this cable for everyday use?\u003c\/h4\u003e\n\u003cp\u003eA: The cable features a transparent, wear-resistant, anti-aging outer sheath designed to withstand daily bending, coiling, and storage without cracking. The flexible dual-parallel OFC core is also engineered to resist internal wire breakage over time, making it a dependable choice for commuters and active listeners.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Is this OFC IEM replacement cable compatible with all in-ear monitors?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This cable is specifically designed for QDC detachable headphones and any IEM with an MMCX interface connector. If your in-ear monitors feature an MMCX socket, this cable is a direct drop-in replacement. 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