--- product_id: 589780676 title: "ER4SR to 3.5MM Upgraded Replacement Cable for Etymotic Earphones Cable 4 Core for Etymotic ER4SR ER4XR ER3XR ER3SE ER2XR ER2SE LN008099 3.94FT" brand: "okcsc" price: "€ 63.03" currency: EUR in_stock: true category: "Okcsc" url: https://www.desertcart.sk/products/589780676-er4sr-to-3-5mm-upgraded-replacement-cable-for-etymotic-earphones store_origin: SK region: Slovakia --- # Gold-plated 3.5mm plug Enhanced sound clarity & bass 4-core pure copper cable ER4SR to 3.5MM Upgraded Replacement Cable for Etymotic Earphones Cable 4 Core for Etymotic ER4SR ER4XR ER3XR ER3SE ER2XR ER2SE LN008099 3.94FT **Brand:** okcsc **Price:** € 63.03 **Availability:** βœ… In Stock ## Summary > 🎧 Upgrade your sound game with every beat β€” don’t settle for less! ## Quick Answers - **What is this?** ER4SR to 3.5MM Upgraded Replacement Cable for Etymotic Earphones Cable 4 Core for Etymotic ER4SR ER4XR ER3XR ER3SE ER2XR ER2SE LN008099 3.94FT by okcsc - **How much does it cost?** € 63.03 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/589780676-er4sr-to-3-5mm-upgraded-replacement-cable-for-etymotic-earphones) ## Best For - okcsc enthusiasts ## Why This Product - Trusted okcsc brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Durable & Tangle-Free:** Robust yet flexible cable that resists tangling and daily wear. - β€’ **Universal Compatibility:** Seamlessly pairs with Etymotic ER series and other high-end earphones. - β€’ **Ergonomic Ear-Hook Design:** Secure fit that stays put during your busiest days and workouts. - β€’ **Gold-Plated Plug Excellence:** Ensures superior connectivity and corrosion resistance for lasting performance. - β€’ **Precision 4-Core Copper Wiring:** Minimizes transmission loss for crystal-clear audio fidelity. ## Overview The okcsc ER4SR to 3.5MM Upgraded Replacement Cable is a premium 3.94-foot audio cable designed specifically for Etymotic earphones. Featuring a 4-core pure oxygen-free copper build with gold-plated connectors, it delivers enhanced bass response and reduced signal loss. Its ergonomic ear-hook design ensures a secure, comfortable fit, making it ideal for both casual listening and active use. Compatible with multiple Etymotic models, this durable, tangle-resistant cable elevates your audio experience while offering reliable, long-lasting performance backed by a one-year warranty. ## Description desertcart.com: okcsc ER4SR to 3.5MM Upgraded Replacement Cable for Etymotic Earphones Cable 4 Core for Etymotic ER4SR ER4XR ER3XR ER3SE ER2XR ER2SE LN008099 3.94FT : Electronics ## Features - Raw Material & Design Concept:This cable is a 4-core upgraded cable with Etymotic to 2.5MM/3.5MM/4.4MM plug models. Gold-plated plug design, pure copper separator, plus ear-mounted hook design. The cable is made of high-purity oxygen-free copper, providing a sharper bass response through higher linearity and resolution. - Upgrade & Improvement in Sound Quality: With this cable, by using the 4-core configuration with 30 pieces per core, the transmission loss is minimized to the maximum, and the original ability of the cable is displayed, and the sound quality is improved to be more realistic, brighter and less distorted, so that a new stage of music sound can be explored. - Instructions for Use: The cable adopts special technology. It looks sophisticated but also elegant and neat. Mainly divided into two models with and without wire, for small headphones head, designed with wire style ear hooks can be safely bent and fixed out of the best angle for you to wear; wire-free models are overall soft and easy to store without any tangles. Whether you are quietly enjoying music or doing sports, you can wear it. - Wide Application: suitable for most devices and headphones, even high-end earplugs. Suitable for Etymotic ER4SR ER4XR ER3XR ER3SE ER2XR ER2SE LN008099 etc。 - After-Sales Service: Please rest assured that we will provide a one-year warranty for our products. If you have any questions or doubts, please contact our 24-hour convenient customer service. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CHYJZBJ6 | | Best Sellers Rank | #90,905 in Electronics ( See Top 100 in Electronics ) #401 in Headphone Extension Cords | | Brand Name | okcsc | | Cable Type | ER4SR TO 3.5MM | | Color | 3.5MM | | Compatible Devices | ER4SR TO 3.5MM | | Compatible Phone Models | No Compatible Phone Models | | Connector Gender | Male-to-Male | | Connector Type | Er4sr to 3.5mm | | Customer Package Type | sealed anti-static bag | | Customer Reviews | 3.2 3.2 out of 5 stars (21) | | Indoor Outdoor Usage | Indoor, Outdoor | | Item Length | 3.94 feet | | Item Shape | Round | | Manufacturer | OKCSC | | Model | ER4SR TO 3.5MM | | Model Name | ER4SR TO 3.5MM | | Number of Items | 1 | | Number of Pins | 3 | | Other Special Features of the Product | Lightweight | | Part Number | ER4SR TO 3.5MM | | Recommended Uses For Product | Replacement cable for Etymotic earphones and compatible devices | | Unit Count | 1 Count | ## Product Details - **Brand:** okcsc - **Cable Type:** ER4SR TO 3.5MM - **Compatible Devices:** ER4SR TO 3.5MM - **Connector Type:** Er4sr to 3.5mm - **Special Feature:** Lightweight ## Images ![ER4SR to 3.5MM Upgraded Replacement Cable for Etymotic Earphones Cable 4 Core for Etymotic ER4SR ER4XR ER3XR ER3SE ER2XR ER2SE LN008099 3.94FT - Image 1](https://m.media-amazon.com/images/I/41OooY1VJAL.jpg) ![ER4SR to 3.5MM Upgraded Replacement Cable for Etymotic Earphones Cable 4 Core for Etymotic ER4SR ER4XR ER3XR ER3SE ER2XR ER2SE LN008099 3.94FT - Image 2](https://m.media-amazon.com/images/I/518EYj5R8cL.jpg) ![ER4SR to 3.5MM Upgraded Replacement Cable for Etymotic Earphones Cable 4 Core for Etymotic ER4SR ER4XR ER3XR ER3SE ER2XR ER2SE LN008099 3.94FT - Image 3](https://m.media-amazon.com/images/I/41jS7MtDgQL.jpg) ![ER4SR to 3.5MM Upgraded Replacement Cable for Etymotic Earphones Cable 4 Core for Etymotic ER4SR ER4XR ER3XR ER3SE ER2XR ER2SE LN008099 3.94FT - Image 4](https://m.media-amazon.com/images/I/51RCTvORTpL.jpg) ![ER4SR to 3.5MM Upgraded Replacement Cable for Etymotic Earphones Cable 4 Core for Etymotic ER4SR ER4XR ER3XR ER3SE ER2XR ER2SE LN008099 3.94FT - Image 5](https://m.media-amazon.com/images/I/512DpMVWe5L.jpg) ## Available Options This product comes in different **Size** options. ## Frequently Bought Together - okcsc ER4SR to 3.5MM Upgraded Replacement Cable for Etymotic Earphones Cable 4 Core for Etymotic ER4SR ER4XR ER3XR ER3SE ER2XR ER2SE LN008099 3.94FT - Etymotic ER4 Replacement cable - Etymotic ER4SR Studio Reference Earphone,Black --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.sk/products/589780676-er4sr-to-3-5mm-upgraded-replacement-cable-for-etymotic-earphones](https://www.desertcart.sk/products/589780676-er4sr-to-3-5mm-upgraded-replacement-cable-for-etymotic-earphones) --- *Product available on Desertcart Slovakia* *Store origin: SK* *Last updated: 2026-10-18*