{"product_id":"mmcx-ie40-anti-rotation-earphone-fixing-adapter-rubber-sleeve","title":"MMCX IE40 Anti-Rotation Earphone Fixing Adapter – 1 Pair","description":"\u003cp\u003eKeep your MMCX earphone connectors locked in place with the \u003cstrong\u003eMMCX IE40 Anti-Rotation Earphone Fixing Adapter Rubber Sleeve\u003c\/strong\u003e. This compact 1-pair accessory is designed to stabilize MMCX connectors on IE40-style earphones, preventing unwanted rotation that can loosen connections and degrade audio quality over time. A must-have upgrade for audiophiles, audio repair technicians, and everyday earphone users alike.\u003c\/p\u003e\n\n\u003ch2\u003eWhy You'll Love It\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSecure Fit:\u003c\/strong\u003e The rubber sleeve grips the MMCX connector firmly, eliminating spin and keeping your cable connection stable during everyday use.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Material:\u003c\/strong\u003e Made from quality plastic and rubber for long-lasting performance and a snug, protective hold.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniversal Compatibility:\u003c\/strong\u003e Specifically designed for MMCX connectors on Sennheiser IE40-style earphones — fits seamlessly without modification.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e4 Color Options:\u003c\/strong\u003e Choose from 4 colors to match your earphone style or make each ear easily identifiable.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy to Install:\u003c\/strong\u003e Slides on quickly with no tools required — swap or replace in seconds.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSold in Pairs:\u003c\/strong\u003e Each order includes 1 pair (2 sleeves), so both your left and right earphones are covered.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e MMCX connectors, IE40-style earphones\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Plastic \u0026amp; Rubber\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1 Pair (2 pieces)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColors Available:\u003c\/strong\u003e 4 options\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePerfect For\u003c\/h2\u003e\n\u003cp\u003eWhether you're an audio enthusiast maintaining your favorite IEMs, a repair shop technician looking for reliable connector accessories, or simply someone who wants a more secure cable fit, this anti-rotation sleeve is the smart, affordable solution.\u003c\/p\u003e\n\n\u003cp\u003eFor more guidance on earphone and audio connector standards, visit the U.S. Consumer Product Safety Commission (CPSC) for consumer electronics safety information.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What earphones are compatible with the MMCX IE40 Anti-Rotation Rubber Sleeve?\u003c\/h4\u003e\n\u003cp\u003eA: This adapter sleeve is specifically designed for MMCX connectors used on Sennheiser IE40-style earphones. It stabilizes the connector to prevent rotation and maintain a reliable audio connection.\u003c\/p\u003e\n\u003ch4\u003eQ: What material is the MMCX IE40 Fixing Adapter made from?\u003c\/h4\u003e\n\u003cp\u003eA: The adapter sleeve is crafted from durable plastic and rubber, providing a secure, snug grip around the MMCX connector without scratching or damaging the earphone housing.\u003c\/p\u003e\n\u003ch4\u003eQ: How many sleeves come in one order?\u003c\/h4\u003e\n\u003cp\u003eA: Each order includes 1 pair — that's 2 rubber sleeves — so both your left and right earphone connectors are covered.\u003c\/p\u003e\n\u003ch4\u003eQ: Are there color options available for the MMCX IE40 Anti-Rotation Adapter?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! This adapter is available in 4 color options, making it easy to color-code your left and right earphones or match your personal style.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What earphones are compatible with the MMCX IE40 Anti-Rotation Rubber Sleeve?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This adapter sleeve is specifically designed for MMCX connectors used on Sennheiser IE40-style earphones. 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